Question

A bulb company produced 10000 bulbs of which 275 bulbs were found to be defective. Each good bulb was sold at Rs.9.00 and the company earned a profit of Rs. 7525.00. What was the cost price of each bulb? ​

Answer 1

Answer:

Solution

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No. of bulbs =200, Cost of each bulb =10

Total C.P=200×10=2000

5 of them were discarded so only (200−5)=195 were sold, at a rate of 12 per each bulb.

Total S.P=195×12=2340

Profit or loss =S.P–C.P=2340–2000=+340 (Profit)

Percent profit =

C.P

Profit

×100=

2000

340

×100=17

∴ Profit is Rs.340 or 17%.