There are 25 people in a classroom. Each person shakes each other person's hand once

and only once. How many handshakes were there altogether?

Show how to make a ten to solve 13 - 7

3 kids where practicing their jumping Fred jumped 11/12 of a yard Lilly jumped 2/3 of Freds distance Tad jumped 4/5 of Lillys distance. which statment is true? A. Lilly jumped 3/12 B. LIlly jumped 13/36 C. Tad jumped 22/45 D. Tad jumped 17/20

Audrey is buying a new car for $32,998 she plans to make a down payment of $4,200 she's to make monthly payments of $525 for the next five years what APR has she paid

31/2 of what number is 160

Evaluate the expression z (x-1)

A square and a rectangle have the same area. If the rectangle has a length of 25 cm and a perimeter of 82 cm, find the length of the square.

What is the sum of these first 36 terms 1+4+7 + ... + 103+106

Dividing fractions 4/6=2/3

For a certain population, the regression equation to predict salary (in dollars) from education (in years) is y=2530x + 5200. What are the units of 2530? Choose the correct answer. You have only one attempt.

Which polynomial is a product of (3x+2) and (x-7)