Question

Two quantities A and B varies inversely. When the value of A is 64, the value of B is 90. What will be the value of A , when B is 15?
(a)384
(b)385
(c)386

Answer 1

Answer:

i think so b is the answer

Answer 2

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Two quantities A and B varies inversely. When the value of A is 64, the value of B is 90. What will be the value of A , when B is 15 !?

(a)384 ✔

(b)385

(c)386

In case of inverse proportion :

64 × 90 = x × 15

64 × 90 / 15 = x

384

Hence , Option (a) 384 is correct !