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题目： If the length of Wanda's telephone call was rounded up to the nearest whole minute by her telephone company, then Wanda was charged for how many minutes for her telephone call?(1) The total charge for Wanda's telephone call was $6.50.(2) Wanda was charged $0.50 more for the first minute of the telephone call than for each minute after the first.

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题目： A toy store's gross profit on a computer game was 10 percent of the cost of the game. If the store increased the selling price of the game from $44 to $46 and the cost of the game remained the same, then the store's gross profit on the game after the price increase was what percent of the cost of the game?

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题目： What is the value of $${t}^{-1}$$ ?(1) $${t}^{-2}<{1}$$(2) $${t}^{-3}=\frac{1}{27}$$

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题目： If x > 0, is$$x^{2}\lt{x}$$ ?(1) 0.1 < x < 0.4(2) $$x^{3}\lt{x^{2}}$$

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题目： If $${3}^{6x}=8,100$$, what is the value of $$({3}^{x-1})^{3}$$ ?

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题目： Six cards numbered from 1 to 6 are placed in an empty bowl. First one card is drawn and then put back into the bowl; then a second card is drawn. If the cards are drawn at random and if the sum of the numbers on the cards is 8, what is the probability that one of the two cards drawn is numbered 5 ?

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题目： If n is an integer, is $${10}^{n}\leq 0.001$$ ?(1) $$n \leq -2$$(2) n > -5

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题目： If n > 0, which is greater, 20 percent of n or 10 percent of the sum of n and 0.5 ?(1)n < 0.1(2)n > 0.01

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题目： Last month, a certain manufacturer sold a total of 1,000 unites of its two products, A and B. The selling price of each unit of product A was $1,500, and the selling price of each unit of product B was $2,000. How many units of product A did the manufacturer sell last month?(1) Last month, the manufacturer's total revenue from the sale of units of products A and B was $1,600,000.(2) Last month, the manufacturer's revenue from the sale of units of products A was 3 times the manufacturer's revenue from the sale of units of product B.

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题目： How many integers from 0 to 50, inclusive, have a remainder of 1 when divided by 3 ?

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题目： If n is a positive integer, what is the remainder when $$7^{4n+3}6^n$$ is divided by 10 ?

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题目： The total number of printers and computers at a certain company is 36. How many printers does the company have?(1) The ratio of the number of the company's printers to the number of its computers is 5 to 7.(2) The company has 6 more computers than printers.

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题目： If x and y are positive integers and r is the remainder when $${3}^{4x+2}+{y}$$ is divided by 10, what is the value of r?(1) x = 25(2) y = 1

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题目： A store purchased a Brand C computer for the same amount that it paid for a Brand D computer and then sold them both at higher prices. The store's gross profit on the Brand C computer was what percent greater than its gross profit on the Brand D computer?(1) The price at which the store sold the Brand C computer was 15 percent greater than the price at which the store sold the Brand D computer.(2) The store's gross profit on the Brand D computer was $300.

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题目： If S is the sum of all the integers from 1 to 30, inclusive, what is the greatest prime factor of S ?