Mari and Jen each work 20 hours a week at different jobs. Mari earns twice as much as Jen. Together they earn $480. How much does each girl earn in a week

Natalie read 14 books last year. Six of the books were nonfiction. The rest were fiction. What is the ratio of nonfiction to fiction books that Natalie read? A-4:7 B-3:7 C-3:4 D-14:6

A certain elevator has a maximum weight capacity of 1,000 kilograms. Ten people weighing a total of 7,000 hectograms get on the elevator. How much more weight can the elevator hold before it reaches its maximum capacity?

Increase 250ml by 85%

Solve the system of equations. - 5x + 12y - 10 = 0 BR 2x - 3y + 35 = 0

Round to the nearest hundredth 4.644

Five times matthew's age plus 2 times Cooper's age is 52. Coopers age is also 4 times Matthews age. How old is cooper?

When you find 420% of 85, what are you looking for? Are you looking for the percent, the part, the whole or a ratio

Which of the following rates is proportional to $2.50 for 5 cans? A. $2.00 for 3 cans B. $4.00 for 7 cans C. $4.50 for 9 cans D. $1.50 for 1 can

6) 8x + 38 = -34-6 - 4x)

One bricklayer can build a wall in 6 hours. another bricklayer could build the same wall in 4 hours. if they work together, how long will it take to build the wall?