CTS Company Numerical Ability Algebra

In a club there are male and female members. If 15 female quit then the number of females will become double the number of males. If 45 males quit no. of female becomes five times the number of males. Find the number of females.

Read Solution (Total 2)

(y-15)=2x
5(x-45)=y

on solving we get,x=80 and y=175
11 years agoHelpfull: Yes(10) No(4)

(F-15)=2M.....(i)
F=5(M-45).....(ii)
by solving the equation get M=80 then put in (i)
F=2M+15
F=2*80+15
175
9 years agoHelpfull: Yes(1) No(1)

CTS Other Question

A man sells apples. First he gives half of the total apples what he has and a half apple. Then he gives half of the remaining and a half apple. He gives it in the same manner. After 7 times all are over. How many apples did he initially have. What is the min. no. of weighing operations required to measure 31 kg of rice if only one stone of 1 kg is available?

a) 31 b) 6 c) 5 d) 16