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08-09-2020
Mathematics

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On the written part of her driving test, Sara got 84% of the questions right. If Sara got 63 questions right, how many total questions were on the test?

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wegnerkolmp2741o wegnerkolmp2741o

08-09-2020

Answer:

75 questions

Step-by-step explanation:

Let x = total number of questions

Multiply the number of questions by the percent she got right to equal the number of questions right

x*84 % = 63

Change to decimal form

.84x = 63

Divide by .84

.84x/.84 = 63/.84

x =75

There are 75 questions

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