Respuesta :

Answer:

34

Step-by-step explanation:

100-15=85 (15 was the percentage of incorrect so you want the percentage of correct answers)

40*.85=34

savagetutor

oop its just 15% of 40...

15/100 x 40 =6

but these are the ones he got incorrect! he got 40-6 = 34 correct

yw!

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