If $75$ % of the students in a school are boys and the number of girls is 420 , the number of boys is.

1176

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1350

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1260

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1125

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Solution

The correct option is D $1260$
Number of boys $= 75 %$

Number of Girls $= 25 % = 420$

Now comparing,

$25 % = 420$

$1 % = \frac{420}{25}$

So, $75 % = 420 \times \frac{75}{25} = 1260$

Number of boys $= 1260$

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If 75% of the students in a school are boys and the number of girls is 420 , the number of boys is.

The correct option is D 1260Number of boys =75%Number of Girls =25%=420Now comparing,25%=4201%=42025So, 75%=420×7525=1260Number of boys =1260

If $75$ % of the students in a school are boys and the number of girls is 420 , the number of boys is.

The correct option is D $1260$
Number of boys $= 75 %$

Number of Girls $= 25 % = 420$

Now comparing,

$25 % = 420$

$1 % = \frac{420}{25}$

So, $75 % = 420 \times \frac{75}{25} = 1260$

Number of boys $= 1260$