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x ന്റെ 15 ശതമാനം എന്നത് y യുടെ 20 ശതമാനത്തിന് തുല്യമായാൽ x: yഎത്ര ?

A3 : 4

B4 : 3

C9 : 6

D6 : 9

Answer:

B. 4 : 3

Read Explanation:

x × 15% = y × 20% x × 15/100 = y × 20/100 x/y = 20/15 x : y = 20 : 15 = 4 : 3


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