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ഒരു ക്ലാസിൽ ആൺകുട്ടികളും പെൺകുട്ടികളും തമ്മിലുള്ള അംശ ബന്ധം 5 : 4 ആണ്. ആ ക്ലാസിൽ 20 പെൺകുട്ടികൾ ഉണ്ടെങ്കിൽ ആൺകുട്ടികളുടെ എണ്ണമെത്ര ?

A20

B25

C15

D30

Answer:

B. 25

Read Explanation:

ആൺകുട്ടികൾ : പെൺകുട്ടികൾ = 5 : 4 = 5x : 4x 4x = 20 x = 5 ആൺകുട്ടികളുടെ എണ്ണം= 5x = 5 × 5 = 25


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