If 3 inches = 7.5 centimetres and inches and centimetre are in direct proportion then
find the ratio of 1 inch to 1 centimetre .
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Answer:2.5
Step-by-step explanation:
Given that
3 inc = 7.5 cm
⇒1 inc = 7.5/3 cm
⇒1 inc = 2.5 cm
⇒1 inc / 1 cm = 2.5
∴The ratio of 1 inch to 1 centimetre is 2.5
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