Question

(i) 80% of 40 boys are good in English. How many boys are weak in English?​

Answer 1

Number of boys good in English = 80% of 40

Number of boys weak in English = 20% of 40

Number of boys weak in English = (20/100)*40 = 8 —-> Answer

Answer 2

Answer:

80% of 40 boys = 80/100 ×40 = 32 boys

32 boys are good in English

No. of boys are weak in English = 40 - 32 = 8

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