Chain Rule Practice Test 1 with solutions

Question : 4 of 40

Marks: +1, -0

In a canteen 238 kgs of rice is required for a week. How much rice required for 49 days?

Solution:

Days	Rice (kg)
7	238
49	x

More rice, more days (Direct Variations)
⇒

x/{238}

{49}/7

∴ x =

{49}/7 × 238

= 1666 days

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