If 50% of (xy) = 40% of (x+y), then what % of x is y? |
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a) |
11% |
b) |
10% |
c) |
13% |
d) |
21% |

If 50% of (xy) = 40% of (x+y), then what % of x is y? |
|||||||

a) |
11% |
b) |
10% |
c) |
13% |
d) |
21% |

1 Answer

127 votes

WE have, 50% of of

∴ of (as 100% of of

**Alternate Method:**

As 50% of …(i)

Now say of (using (i))

⇒

127 votes

127