Price rises r%: percent cut in consumption to keep expenditure the same
The same question, asked 2 times: 19 Jul 2023 S4*, 27 Jul 2023 S1. Every wording below, oldest first.
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Question 1
19 Jul 2023 S4
74If the price of petrol increased by , then by what percentage should the consumption be decreased by the consumer, if the expenditure on petrol remains unchanged?Tap an option to check your answer.
Question 2
27 Jul 2023 S1
52If the price of petrol is increased by 81%, by what percentage should the consumption of petrol be decreased by the consumer if the expenditure on petrol remains unchanged? (Correct to two decimal places)Tap an option to check your answer.