Question

36. If 60% of the students in a school are boys and the number of girls is 972, how many boys are there in the school? RRB NTPC (Phase 1) 2016 (1) 1258 (2) 1458 (3) 1324 (4) 1624

11th - 12th Class

Maths

Solution

103

4.0 (1 ratings)

( 60 % rightarrow ) boys ( therefore ) gitls ( rightarrow 40 % ) geven that no. of girs are 972 ( therefore operatorname{tatal} x frac{4 phi}{10 phi}=972 ) [ begin{array}{c} text { Tetal }=973 times frac{10}{4} text { Total }=frac{2430}{frac{10}{100.0850}=2430 times frac{60}{100}} end{array} ] ( =1458 )