The value of coin in cash boxis rs 80 if the proportion in rs coins fifty paise coin, 25 paise coin and 10 paise coin is 3:5:6:10 .find out the number of allthe four kinds of coin
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Answer:Total value of coins = Rs. 90
Proportion of number of 50 paise, 25 paise and 10 paise coins = 2 : 3 : 5
Proportion of their values =2×50:3×25:5×10
=100:75:50
Sum of the proportion =100+75+50=225
∴ Values of 25 paise coins =Rs.
225
90
×75=Rs.30
Hence, number of 25 coins =30×4=120.
Step-by-step explanation:
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