Question

[3] Kiran buys 1 kg iron for 22, but sells it for 24. How much does she earn when she sells 32 kg iron ?
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Answer 1

64 rupees he earn for selling 32 kg iron

Answer 2

Given: Kiran buys 1 kg iron for 22, but sells it for 24.

To find: We have to find her earning on selling 32kg iron.

Solution:

Cost price of 1 kg of iron is 22 rupees.

Cost price of 32 kg of iron will be

$32 \times 22 = 704$

Selling price of 1 kg of iron is 24.

Selling price of 32 kg of iron will be

$32 \times 24 = 768$

Her earning will equals to selling price-cost price

$768 - 704 = 64$

She will earn 64 rupees.