There are 13 books on a shelf 4 of these books are new. a. What is the ratio of all books to used books. (b) what is the ratio of used books to new books

Rachel used 12 cubes to make 3-step Staircase

The school you want to go to has an acceptance rate of 15%. That means that 15%of the students who apply to the school get in. The school took in 1800 students last year. How many students applied?

Select the correct answer What is the general form of the equation of a circle with center at (a, b) and radius of length m? A. x2 + y2 - 2ax - 2y + (a + b2 - m2) = 0 'B. x2 + y2 + 2ax + 2by + (a2 + 62 - m2) = 0 C.

27x+3=6 what x represent

The average weight of 5 items is 24 pounds. If the total weight of 3 blue items is 39 pounds, what is the average weight of the remaining 2 non-blue items?

Evaluate each function f (n) = 4n+2; Find (-4)

What is 15b+13c-12b+10c+8

If you deposit $1000 in a savings account with an interest rate of r compounded annually, then the balance in the account after 3 years is given by the function B (c) = 1000 (1+r) ^3 where r is as a decimal.

Arie has $46 in his account and is saving $8.50 each week. Olga has $14 in her savings account and is saving $12.50 each week. After how many weeks will Arie and Olga have the same in their accounts?

Hot dogs come in packs of 10 and buns come in packs of 8. Whats the least amount of packs you can buy to have the same amount of hot dogs and buns.