65% of a number is 120 more than its 25%. What is 20% of that number?

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ഒരു സംഖ്യയുടെ 65%,അതിന്റെ 25% നേക്കാൾ 120 കൂടുതലാണ്. ആ സംഖ്യയുടെ 20% എന്താണ്?

A96

B84

C72

D60

Answer:

സംഖ്യ = X 25X/100 + 120 = 65X/100 40X/100 = 120 X =120 × 100/40 = 300 സംഖ്യയുടെ 20% = 300 × 20/100 = 60

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