Respuesta :

Answer:

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

Step-by-step explanation:

  • Total questions = 40

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.