In a school the number of girls is 15 more that that of the boys. now if 19% of the girls were newly joined and 25% of the boys were newly joined the number of girls is 9 more than that of the boys how many girls and boys were there?
Choose the correct choice from the following choices.
A) 156  B) 157  C) 158  D) 159  E) 160
In a school the number of girls is 15 more that that of the boys.   Means G = 15 + B ------ 1   now if 19% of the girls were newly joined and 25% of the boys were newly joined   Total Girls are 1.19G   Total Boys are 1.25B   girls is 9 more than that of the boys.   1.19G = 9 + 1.25B ------ 1   Solving 1 and 2   B= 147   G= 147 + 9= 
<gadget id="calculator">147 + 9</gadget>
<output>156</output>
156   156NSWER:156
<result>A</result>
In a school the number of girls is 15 more that that of the boys. now if 19% of the girls were newly joined and 25% of the boys were newly joined the number of girls is 9 more than that of the boys how many girls and boys were there?