Question

In a class 70 students 60% are boys 25% of the girls secured full marks in mathematics paper find the number of such girls
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Answer 1

Answer:

$18girls$

Step-by-step explanation:

$number \: of \: students = 70$

$percentage \: of \: girls \: secured \: = 25\%$

$there \: for \: the \: number \: of \: girls \: secured \: = 70 \times (25 \div 100) = 17.5 \: girls \\ = 18girls$

Answer 2

Answer:

see above pic for solution