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Generate Expressions

Decent Essays

Generate Expressions 1. If a coffee company purchases paper cups at a cost of x cents for a package of ten and lids at a cost of y cents per dozen, which of the following represents its material cost, in cents, of c cups of coffee? 2. If a car rental company charges $100 for each rental, a dollars per mile, and b dollars per hour, which of the following represents the total cost to rent a car for 6 hours and travel 250 miles? 100 + 250a + 6b 3. In a library there are currently B bookshelves, each with 40 books. C new bookshelves are added, then 5 books are added to every bookshelf in the library. How many books have been added to the library? 45C + 5B 4. A boat drifts down a 200-mile river at a rate of 6 miles per hour for …show more content…

2/t 27. If Tom is seven years less than twice as old as Rick, and Rick is n years old, which of the following expressions represents the age of Tom? 2n – 7 28. Which of the following represents the total cost, in dollars, if Sally bought 8 apples which cost n dollars each and 6 oranges which each cost half as much as an apple? 11n 29. The original price of a CD was d dollars, but it was discounted x percent during a seasonal sale. If the sales tax of y percent was applied to the sale price, which of the following represents the price, in dollars, of the CD? | 30. Jen, Liz and Radha decided to take a road trip across the country. Jen drove a total of j miles. Liz drove 100 miles less than twice as many miles as Jen drove, and Radha drove half as many miles as Liz. In terms of j, what was the average miles each person drove? 31. Which of the following represents the total cost, in dollars, of y yards of yarn at 2 dollars per foot, and b buttons at 40 cents per button? (1 yard = 3 feet) 6y + 0.4b 32. Which of the following represents the total cost in dollars for x hot dog buns and y hot dogs if buns cost $7 per dozen and hot dogs cost fifty cents each? 33. Which of the following represents the area of the figure shown above? b(a - c - b) + 1/2(c + b)2 34. The average (arithmetic mean) of three numbers is x. If one of the numbers is 2y - 1, what is the average of the remaining

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