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If 20% of A = 50% of B, then what per cent of A is B ?

A40

B30

C20

D10

Answer:

A. 40

Read Explanation:

20% of A = 50% of B (20/100) × A = (50/100) × B 2A = 5B A = 5B/2 B/(5B/2) × 100 = 40%


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