there were 40 questions on Roberts test. How many problems did Robert get right if he received an 87.5% oh his test?

Robert got 35 problems right if he received an 87.5% oh his test.

Step-by-step explanation:

As Robert got right 87.5% on his test.

so the expression becomes

87.5% × 40

= 87.5/100 × 40

= 0.875 × 40

= 35

Therefore, Robert got 35 problems right if he received an 87.5% oh his test.

8

step-by-step explanation:

3/20

step-by-step explanation:

well, there are 20 outcomes, and 3 of them you want. so, 3/20