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题目： On Sunday, Bill ran 4 more miles than he ran on Saturday. Julia did not run on Saturday, but she ran twice the number of miles on Sunday that Bill ran on Sunday. If Bill and Julia ran a total of 24 miles on Saturday and Sunday, how many miles did Bill run on Sunday?

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题目： In a certain fishery that contains only speckled and rainbow trout, the number of male speckled trout is 45 more than twice the number of female speckled trout. 645 total speckled trout live in the fishery. If the ratio of female speckled trout to male rainbow trout is 4:3 and there are 1000 total trout in the fishery, how many female rainbow trout are there?

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题目： Laura took out a charge account at the General Store and agreed to pay 6% simple annual interest. If she charges $35 on her account in January, how much will she owe a year later, assuming she does not make any additional charges or payments?

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题目： A baseball card decreased in value 20% in its first year and 10% in its second year. What was the total percent decrease of the card's value over the two years?

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题目： A marketing survey of Anytown found that the ratio of trucks to sedans to motorcycles was 3:7:2, respectively. Given that there are 12,600 sedans in Anytown, how many motorcycles are there?

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题目： Jennifer has 60 dollars more than Brian. If she were to give Brian 1/5 of her money, Brian would have 25% less than the amount that Jennifer would then have. How much money does Jennifer have?

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题目： If positive integer n is divisible by both 4 and 21, then n must be divisible by which of the following?

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题目： If the line y = 2x + b has an x-intercept of 6, then b =

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题目： If n is an integer, f(n) = f(n – 1) – n, and f(4) = 10. What is the value of f(6)?

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题目： At 10:00 a.m., Peter begins traveling on a certain bike path from Riverdale at a constant rate of 10 mph. If, at 2:00 p.m., John begins traveling from Riverdale on the same path at a constant rate of 15 mph, at what time will he catch up to Peter?

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题目： If 2 < 2x < 26, how many possible solutions for x are prime numbers?

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题目： A basketball team composed of 12 players scored 100 points in a particular contest. If none of the individual players scored fewer than 7 points, what is the greatest number of points that an individual player might have scored?

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题目： A man runs around a circular track two times. The track has a diameter of 12 meters. How many meters does he run?

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题目： What is the units digit of $$(10 ^{4})(4^{ 5})(3^{ 3})?$$

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题目： Set S contains exactly 10 numbers and has an average (arithmetic mean) of 6.2. If one of the numbers in Set S is increased by 5, while all other numbers remain the same, what is the new average of Set S?