A bag contains 200 balls of four different colours- namely red- black- yellow- and blue- If 3-10th of the balls are red- 1-10th are black- 2-5 th are yellow- and the rest are blue- how many blue balls are there in total-

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Standard V

Mathematics

Weight and Its Measurement

A bag contain...

Question

A bag contains 200 balls of four different colours, namely red, black, yellow, and blue. If ${\frac{3}{10}}^{t h}$ of the balls are red, ${\frac{1}{10}}^{t h}$ are black, ${\frac{2}{5}}^{t h}$ are yellow, and the rest are blue, how many blue balls are there in total?

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Solution

The correct option is B 40

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A bag contains 200 balls of four different colours, namely red, black, yellow, and blue. If 310th of the balls are red, 110th are black, 25 th are yellow, and the rest are blue, how many blue balls are there in total?

The correct option is B 40

A bag contains 200 balls of four different colours, namely red, black, yellow, and blue. If ${\frac{3}{10}}^{t h}$ of the balls are red, ${\frac{1}{10}}^{t h}$ are black, ${\frac{2}{5}}^{t h}$ are yellow, and the rest are blue, how many blue balls are there in total?