Question

A shopkeeper purchased 200 bulbs for rs10 each. However 5 bulbs were fused and put them into scrap. The remaining were sold at rs12 each.find the gain or loss percentA shopkeeper purchased 200 bulbs for rs10 each. However 5 bulbs were fused and put them into scrap. The remaining were sold at rs12 each.find the gain or loss percent
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Answer 1

Answer:

200*10 = 2000rs

if 5 bulbs fused then the remaining bulbs is 200 - 5=195bulbs

if sold at rs.12 then sp is 2340

hence, SP>CP it is profit

profit percentage is 340/2000*100= 17%

Answer 2

Answer:

A room is 8.5 m long, 7m long and 4m heigh. it has one door measuring 1m by 1m and two windows each measuring 0.5m by 0.5 m. find the cost of painting its four walls without door and windows, if the rate of painting is ₹ 2 per square metre.

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