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ഒരു ക്ലാസിൽ ആൺ കുട്ടികളും പെൺ കുട്ടികളും തമ്മിലുള്ള അംശബന്ധം 4:3 ആണ്.ക്ലാസിൽ 42 കുട്ടികൾ ഉണ്ടെങ്കിൽ പെൺകുട്ടികൾ എത്ര?

A24

B18

C7

D21

Answer:

B. 18

Read Explanation:

ആൺകുട്ടികൾ = 4x പെൺകുട്ടികൾ = 3x 4x + 3x = 7x = 42 x = 42/7 = 6 പെൺകുട്ടികൾ = 3x = 18


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