What is the greatest common factor of 20 and 40

Measure the sides and angles of the two triangles. Are the two triangles similar?

A group of 15 people wants to form a committee consisting of a chair, vice chair, and three additional members. How many different committees can be formed? Do I use a permutation for the officers and a combination for the committees?

Mark and Carl each created a numeric pattern. both patterns start whit 0. The terms in Mark's pattern are always two times the sane terms in carl's pattern. What could be the rules for the two patterns?

Hudson picked 1 1/4 baskets of apples. Suzy picked 2 basket of apples. How many more basket of apples did Suzy picked than Hudson?

What is the value of q so that the expression 4 (5 + n) is equivalent to 4 (n + q)

Express 360 as a product of primes

2x - 6 ≥ 6 (x - 2) + 8

Diego is solving the inequality 100 - 3x ≥ - 50. He solves the equation 100 - 3x = - 50 and gets x = 50. What is the solution to the inequality?

What is the distance between (-2,4) and (5,4) on a coordinate grid

2) Jennifer is considering taking out a loan with a principal of $16,200 from one of two banks. Bank F charges an interest rate of 5.7%, compounded monthly, and requires that the loan be paid off in eight years. Bank G charges an interest rate of 6.