RRB
Government Jobs Exams
undefined
Q.1) There are 40 coins in a bag, consisting of Rs. 5 and Rs. 2 coins. If the total amount is
Rs. 140, how
many Rs. 2 and Rs. 5 coins are there in the bag?
Read Solution (Total 2)
-
- Rs5 *20=100
Rs2 *20=40
so 40 coins make 140rs.in this pattern. - 11 years agoHelpfull: Yes(3) No(3)
- Assume x= 2 Rs coin and y= 5 Rs coin
From the given information x+y=40 -----eqn1
and 2x+5y=140-------eqn2
solve eqn 1 and 2 y=20 and x=20
that means 20 five rupees coins and 20 two rupees coins
- 8 years agoHelpfull: Yes(0) No(2)
RRB Other Question