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ഒരു സംഖ്യയുടെ പകുതിയോട് സംഖ്യ കുട്ടിയപ്പോൾ 840 കിട്ടി. സംഖ്യ എത്രയാണ്?

A450

B560

C280

D720

Answer:

B. 560

Read Explanation:

സംഖ്യ X ആയാൽ X + X/2 = 840 (2X + X) = 840 × 2 3X = 1680 X = 560


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