Question

there are some 50 paisa and some 20 paisa coins in a bag. if the total number of coins is 30 and their total value is rupees 11, find the number of coins of each kind​

Answer 1

Step-by-step explanation:

A bug contain coin 50 paise, 25 paise, 20 paise

& 10 paise in ratio 1:2:4:8 respectively.

→ Assume bag contain x coin.

So, 50 paise = x coin

25 pasie = 2x coin

20 paise = 4s coin

10 paise = 8x coin

→ total amount in bag = 52 Rs

So, 527 = 5200 paise

→ let,

∴50×x+25×2x+20×4x+10×8x=5200

∴260x=5200

∴x=20 coin

→20paise,

coin for 20 paise =4×x

=4×20

=80

So, the Ans is 80.