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Question

Find the value of: 2a+4b+5c when a=5,b=10,c=20


A

150

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B

140

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C

120

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D

110

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Solution

The correct option is A

150


2a+4b+5c, when a=5,b=10,c=20

2a+4b+5c=2(5)+4(10)+5(20) [Putting value of a, b, and c]

=10+40+100=150


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