Algebra
If 3x−y=12, what is the value of 8x2y?
212
What is the distance between points A (2,2) and B (5,6)?
5
Herbie's practice bag contains 4 blue racquetballs, 1 red racquetball, and 6 green racquetballs, if he chooses a ball at random, what is the probability that the ball will not be green?
0.45
If the cotangent of angle A is 1, then the tangent of angle A is?
1
John has 9 apples
If x-z=6, and y=3x-2-3z, then y= ?
16
Peter received the following 4 grades on math tests: 86, 90, 88, and 96. What was Peter's average score for the 4 tests?
90
If 2 less than 3 times a certain number is the same as 4 more than the product of 5 and 3, what is the number?
7
Anthony makes $4,000 a month as a bartender 10 months of the year, and for 2 months, he works in a jazz club where he makes $6,000 a month.
What is Anthony's average monthly salary in a year?
4333
A certain number of books are to be given away at a promotion, if 2/5 of the books are distributed in the morning, and 1/3 of the remaining books are distributed in the afternoon, what fraction of the books remain to be distributed the next day?
2/5
An olympic athlete has just completed a four mile run. His average time was 6 minutes per mile. If he ran the first and last mile in 5 minutes, and the other 2 were the same time as each other, what was the average time for the 2 miles in the middle?
7 min / mile
The owner of the Good Deals Store opens a new store across town. For the new store, the owner estimates that, during business hours, an average of 90 shoppers per hour enter the store and each of them stays an average of 12 minutes. The average number of shoppers in the new store at any time is what percent less than the average number of shoppers in the original store at any time? (Note: Ignore the percent symbol when entering your answer. For example, if the answer is 42.1%, enter 42.1)
60
Angela scores 17, 19, 13, 24, and 14 points in the first five games of a seven-game basketball season. If the scoring leader in Angela’s league averages 18 points per game, how many points must Angela score in the final two games combined to end the season with the highest scoring average in the league AND have a higher scoring average than any other player?
40