shekibra050 shekibra050
  • 09-11-2020
  • Mathematics
contestada

On multiple-Choice history Test, rita received a mark of 80%. She answer 32 correctly

Respuesta :

hermionegranger59
hermionegranger59 hermionegranger59
  • 09-11-2020

Let total number of questions be x.

According to the question,

80% of x is 32

or 80/100 × x = 32

or x = 32 ÷ 80/100

or x = 32 × 100/80

or x = 32 × 10/8

or x = 4 × 10

or x = 40

So, total number of questions is 40.

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