James is 19 years old. He is three years older than twice his sister's age. How old is James' sister?

What is the correct answer to a+ny=n, solving for n?

The least common multiple of 15 and 20 is k. What is the least common multiple of 12 and k?

Jenny ran 4 miles on Saturday and 6 miles on Sunday. How many miles should she run on Monday if she wants her average run for the three days to be 5 miles? Select one: A. 3 2/3 B. 3 4/5 C. 5 1/4 D. 4 1/5

Solve the equation. 7+6=-3y+26 A. y = - 8 B. y = - 5 C. y = 5 D. y = 8

An elevator moves at a rate of - 5.8 feet per second from a height of 300 feet above the ground. the elevator takes 3 seconds to make its first stop. how many feet above the ground is the elevator now?

The average adult working male spends approximately $60 per week on a moderate cost healthy diet plan. The average cost for 3 fast food meals per day is approximately $20. On average, what can you save per week with the healthy diet plan?

If the probability of a chance event is 0.82 it is more likely to happen than which of the following probabilities of another chance event? A) 0.9 B) 0.85 C) 0.8

Which of the following are mathematical sentences? A. 10r B. 6r C. 61 D. x=12 E. 9g=45 F. r+9=6

What is 80/100 as a decimal and percent?

Shad grids to show that 2 ones is the same as 20tenths