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G. Priyanka from Chennai Public School, Chennai

Subject :IMO Class : Class 7

If i have 500 Rs in the denominations of Rs 10 and Rs 5 and the total no. of notes i have is 90, how many 10 rupee notes and 5 rupee notes do i have?

Ans 1:

Subarno Maji from The Assembly of god church school, Purulia , Purulia

Class : Class 7

80 Rs 5 note and 10 Rs 10 note I have solved by this equation 5x + 10(90-x) = 500

G. Priyanka from Chennai Public School, Chennai

Class : Class 8

@ Subarno Maji, that's the correct answer