## When 40% of the girls left the school assembly, the ratio of the number of boys to girls became 3 to 4. If there were w girls when the assem

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## Answers ( No )

Number of girls at the time of the assembly started = w

Number of girls left = 40% of w

Remaining girls =

Now, the ratio of the number of boys to girls became 3 to 4.

Let n be the number of boys.

Then,

Or,

20n = 9w

or, n =

Total number of boys and girls =

Hence, the total number of boys and girs is