Price of rice is decreased by 25 percent and therefore a person can purchase 30 kg more rice in the same expenditure. If expenditure is Rs. 5400, then what was the original price of rice per kg?

Answer: Option B

Solution

Answer: Option B

Solution:

Price × Quantity = Expenditure, if expenditure is fix. then,

⇒ 90 kg Rice → Rs. 5400
⇒ 1 kg Rice → Rs. 60