Mathematics
NULL
Medium
Question
Petrol price rises 25%. By what percent must consumption fall so expenditure stays the same?
A
0.25
B
0.3
C
0.5
D
0.2
✓ Official correct answer
Community credibility
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A
0.25
No member explanations yet for this option.
B
0.3
No member explanations yet for this option.
C
0.5
No member explanations yet for this option.
D
0.2
No member explanations yet for this option.
Explanation
Cut = 25/125 = 20% (option 0.2).