一个美术生
What is the number that is one half of one quarter of one tenth of 400?
unknown values: x
equation: x = 1/2 * 1/4 * 1/10 * 400
answer: 5
which number is the tenth part of a quarter of the fifth part of half 12,000?
unknown values: x
equation: x = 1/10 * 1/ 4 * 1/5 * 1/2 * 12000
answer: 30
The difference between two numbers is 16. Three times the larger number is seven times the smaller. What are the Numbers?
unknown values: x, y
equation: x - y = 16
equation: 3*x = 7*y
answer: 28; 12
the difference of two numbers is tripled. the result is decreased by 1. If the lesser of the two numbers is 4, and the result is 8.3. Find the greater number x.
unknown values: x
equation: 3(x - y) - 1 = 8.3
equation: y = 4
answer: 7.1
half m increased by 7+1/2 is 14. Find m.
unknown values: m
answer: 13
What is the average value of 86, 74, 79, 62, 74?
unknown values: x
equation: x = (86+74+79+62+74) / 5
answer: 75
43 is 11 less than 5/8 times a number p. Find p.
unknown values: p
equation: 43 = 5/8 * p - 11
answer: 432/5 | 86.4
What is the difference between 126+1/4 and 78+2/3?
unknown values: x
equation: x = (126+1/4)- (78+2/3)
answer: 571/12 | 47.583
The larger of two numbers is one more than twice the smaller. The sum of the numbers is 20 less than 3 times larger? Find the numbers.
unknown values: x, y
equation: x = 2*y + 1
equation: x + y = 3*x - 20
answer: {13; 6}
find three consecutive odd integers such that twice the sum of the first and the second is equal to four times the sum of the second and the third.
unknown values: x, y, z
equation: x + 2 = y
equation: y + 2 = z
equation: 2(x + y) = 4(y + z)
answer: -5; -3; -1