Question

The price of an item in a year is Rs. 280. If the price of the item for the next three years
increased by 10%, 15% and 20% over its previous year price, then find the average price of
the item for the given period.
1) Rs. 302.20 2) Rs. 341.81 3) Rs. 367.67 4) Rs. 404.82
​

Answer 1

Answer:

2)341.31

Step-by-step explanation:

for 1st time when  10% increase

280+28=308

15%increase

308+46.2=354.2

20% increase

354.2+70.84=425.04

Average = sum all the terms / no. of terms

=(280+308+354.2+425.04)/4

=1367.24/4

=341.81

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