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ഒരു സംഖ്യയുടെ 25% ഉം ആ സംഖ്യയുടെ 30% ഉം തമ്മിലുള്ള വ്യത്യാസം 500 ആണ്. സംഖ്യയുടെ 20% എന്താണ്?

A3000

B2500

C2000

D1500

Answer:

C. 2000

Read Explanation:

സംഖ്യ = X (X ന്റെ 30%) - (X ന്റെ 25%) = 500 X ന്റെ 5% = 500 X = (500 × 100)/5 X = 10000 X ന്റെ 20% = (20/100) × 10000 = 2 × 1000 = 2000


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