Question 79
There are 50 paise and 25 paise coins in a bag whose value is Rs.45. If the total numberof coins is 100, then the number of 50 paise coins is
Solution
let we have x number of 50 paise cion and y number of 25 paise coin
then given
$$x\cdot\frac{1}{2}+y\cdot\frac{1}{4}=45$$ and x + y = 100
on solving both equation we get
x = 80 and y = 20
Get AI Help
Create a FREE account and get:
- Download Maths Shortcuts PDF
- Get 300+ previous papers with solutions PDF
- 500+ Online Tests for Free
Book Free CAT Mentorship
Get personalized CAT strategy from a 99%iler
500+ students mentored
OTP Verification
Enter the 6-digit code sent to your phone
Booking Summary
Session:Free CAT Mentorship
Phone:
Date:
Time:
Enter OTP
Didn't receive the OTP?
