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Chain Rule Practice Test 3 with solutions
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© examsnet.com
Question : 10
Total: 10
The cost of 8 fans and 14 ovens is Rs 36.520. What is the cost of 12 fans and 21 ovens?
Rs 56.800
Rs 54.780
Rs 57.950
Cannot be determined
None of these
Validate
Solution:
Cost of 8 fans and 14 oven = Rs 36.520
Cost of 4 fans and 7 oven =
36.520
2
= Rs 18.260Cost of 12 fans and 21 oven = 18.260 × 3
= Rs 54.780
© examsnet.com
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