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The average price of three items of furniture is ₹15,990. If their prices are in the ratio 3 : 5 : 7, the price of the cheapest item (in ₹) is:
Question

The average price of three items of furniture is ₹15,990. If their prices are in the ratio 3 : 5 : 7, the price of the cheapest item (in ₹) is:

A.

1,066

B.

7,462

C.

3,198

D.

9,594

Correct option is D

Given:

Average price of 3 items = ₹15,990

Ratio of prices = 3 : 5 : 7

Find price of cheapest item.

Concept Used:

Total = Average × Number of items

Solution:

Total Price = 15990 × 3 = 47970

Sum of Ratio Numbers = 3 + 5 + 7 = 15

Cheapest Price = 4797015×3\frac{47970}{15} \times 3 ​= ₹9594

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