A shopkeeper purchased 200 bulbs for Rs 10 each. However, 5 bulbs were fused and had to be thrown away. The remaining were sold at Rs 12 each. Find the gain or loss %

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Solution

Cost price of 200 bulbs = 200 $\times$ 10

= ₹2000

5 bulbs were fused, number of good bulbs
= 200 - 5 = 195

SP of 195 bulbs = 195 × 12 = ₹2340

As SP > CP, profit = ₹ 2340 - ₹ 2000 = ₹340

profit% = $\frac{p r o f i t}{c . p} \times 100$

$\frac{340}{2000} \times 100$ = 17%

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A shopkeeper purchased 200 bulbs for Rs 10 each. However, 5 bulbs were fused and had to be thrown away. The remaining were sold at Rs 12 each. Find the gain or loss %

Cost price of 200 bulbs = 200 ×10 = ₹2000 5 bulbs were fused, number of good bulbs = 200 - 5 = 195 SP of 195 bulbs = 195 × 12 = ₹2340 As SP > CP, profit = ₹ 2340 - ₹ 2000 = ₹340 profit% = profitc.p×100 3402000×100 = 17%

Cost price of 200 bulbs = 200 $\times$ 10

= ₹2000

5 bulbs were fused, number of good bulbs
= 200 - 5 = 195

SP of 195 bulbs = 195 × 12 = ₹2340

As SP > CP, profit = ₹ 2340 - ₹ 2000 = ₹340

profit% = $\frac{p r o f i t}{c . p} \times 100$

$\frac{340}{2000} \times 100$ = 17%