What is the common denominator for 9/10 and 7/8

Let A={1.2,3,4,5,6,7,8,9,10}Two numbers are randomly selected with replacement. Find the probability of selecting two numbers that are multiples of 3

7 * 16 to the 4th power

Ms Klein surveyed some students to find where they wanted to go for. a field trip. she gave them four choices and recorded the results in a table

Which of the following expressions are equivalent to 4x - 8? Select all that apply. A 2 (2x - 8) B (2x - 4) + (2x - 4) C x + x + x + x + 2 + 2 + 2 + 2 D 4 (x - 2) Jesse chose A as his answer. How did he get that answer?

What is 160% of what is 32

Can you guys give me step by step on how to solve this ... ik the answer. "infinitely many solutions" I need the STEPS 5 + x - 12 = x - 7

A company's sales decreased by 8% this year, to $9015. What were their sales last year? (Round your answer to the nearest penny.) My answer was 9,736.2, but the correct answer was 9798.91. Could someone explain how did they get to 9798.91?

Find the difference (2ab+7a+1) - (8ab+9)

Use four 8's to make 8

Terri brought 1.74 meters of rope. Gracie brought 1.64 meters of rope. Who brought more rope