If two-thirds of A is four-fifths of B, then A:B is: यदि A का दो-तिहाई, B के चार-पाँचवें के बराबर हो, तो A:B?

If two-thirds of A is four-fifths of B, then A:B is: यदि A का दो-तिहाई, B के चार-पाँचवें के बराबर हो, तो A:B?

Answer choices

  1. A. 5:6
  2. B. 6:5 ✓ Correct
  3. C. 10:9
  4. D. 9:10

Explanation

(2/3)A = (4/5)B → A/B = (4/5)÷(2/3) = (4/5)×(3/2) = 12/10 = 6/5. A:B = 6:5.

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Subject: Maths