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Question

Distance between Mumbai and Pune is (2y2+y+2). There are two routes to travel from Mumbai to Pune as shown in the figure.

What is the difference between the distance covered through the two routes?


A
32 units
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B
23 units
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C
57 units
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D
34 units
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Solution

The correct option is D 34 units

When y=5
Distance=(2y2+y+2)
=2×52+5+2=50+5+2
=57units
When y=3,
Distance=(2y2+y+2)
=2×32+3+2=18+3+2
=23units
Required difference = 57 – 23 = 34 units.


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