(a) Interpretation: The given number is to be rounded off to three significant digits. Concept introduction: A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

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Answer 1

Question

Chapter PSS, Problem 18E

Interpretation Introduction

(a)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(b)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(c)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(d)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

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Underline the significant zeros in the following numbers:(a) 5.08(b) 508(c) 5.080*10^3(d) 0.05080

Answer 2

Question

Chapter PSS, Problem 18E

Interpretation Introduction

(a)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(b)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(c)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(d)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

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Answer 3

Question

Chapter PSS, Problem 18E

Interpretation Introduction

(a)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(b)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(c)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(d)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

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Answer 4

Question

Chapter PSS, Problem 18E

Interpretation Introduction

(a)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(b)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(c)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(d)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

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Answer 5

Chapter PSS, Problem 18E

Interpretation Introduction

(a)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(b)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(c)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Interpretation Introduction

(d)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Answer 6

Chapter PSS, Problem 18E

Interpretation Introduction

(a)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Answer 7

Chapter PSS, Problem 18E

Interpretation Introduction

(a)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Answer 8

Interpretation Introduction

(b)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Answer 9

Interpretation Introduction

(b)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Answer 10

Interpretation Introduction

(c)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Answer 11

Interpretation Introduction

(c)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Answer 12

Interpretation Introduction

(d)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Answer 13

Interpretation Introduction

(d)

Interpretation:

The given number is to be rounded off to three significant digits.

Concept introduction:

A value can be rounded off up to some significant digits. When the first non-significant digit is less than five, then all significant digits are eliminated. When the first non-significant digit is greater than or equal to five, then one is added to the last significant digit and all significant digits are eliminated.

Answer 14

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Answer 15

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Answer 16

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Answer 17

Ch. PSS - Prob. PSS.1CE Ch. PSS - Prob. PSS.2CE Ch. PSS - Prob. PSS.3CE Ch. PSS - Prob. PSS.4CE Ch. PSS - Prob. PSS.5CE Ch. PSS - Prob. PSS.6CE Ch. PSS - Prob. PSS.7CE Ch. PSS - Prob. PSS.8CE Ch. PSS - Prob. PSS.9CE Ch. PSS - Prob. PSS.10CE

Solution Summary: The author illustrates how a value can be rounded off to three significant digits.

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