1. किसी व्यक्ति का 4 दिन का औसत व्यय 18 ₹ है। उसने पहले दिन 15 रुपये और दूसरे दिन 12.60 ₹ व्यय
किए। यदि तीसरे दिन का व्यय 25 ₹ हो तो चौथे दिन का व्यय ज्ञात करो।
Aperson spends on the average ₹ 18 in 4 days. He spent ₹ 15 on first day and ₹ 12.60 on second
day. If he spends ₹ 25 on the third day, find his expenditure on the fourth day.
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answer:- 19.40
Explanation:
first day 15
second 12.60
thord. 25
evry day spend evrege 18x4=72
15+12.60+25=52.60
72-52.60=19.40
fourth day 19.40
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