Vivek has Rs. 480 in denominations of coins of Rs. 1, Rs. 5 and Rs. 10. If he has equal number of coins of each denominations, how many coins does Vivek have?
Answers
Given : Vivek has Rs. 480 in denominations of coins of Rs. 1, Rs. 5 and Rs. 10.
he has equal number of coins of each denominations,
To Find : how many coins does Vivek have
Solution:
let say Vivel has coins = 3x
he has 3 types of coins
Hence coins of each type = x
Value = x * 1 + x * 5 + x * 10
= 16x
16x = 480
=> x = 30
=> 3x = 90
Hence Vivek has 90 coins
30 coins of each
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Answer :-
Let vivek has x coins of each denominations .
so,
→ 1*x + 5*x + 10*x = 480.
→ x + 5x + 10x = 480
→ 16x = 480
→ x = 30
Hence,
→ Total coins vivek has = 30 * 3 = 90 coins (Ans.)
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