Question

In a class of 50 pupils 70% passed in the final examination how many people failed.

Answer 1

Answer:

15

Step-by-step explanation:

let total number of pupils be 50

70% of 50

70/100×50

70/2. [cancel 50 and 100 ]

35.

35 pupils passed in exam.

so 50-35=15

therefore 15 pupils failed in exam