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There is a roller coaster at an amusement park, whose height is $23 m$ . Now a new roller coaster is built, which has $35$ times the height of the old roller coaster. Then the height of new roller coaster is:

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13 m

25 m

52 m

16 m

answer is B.

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Detailed Solution

Given, a roller coaster at an amusement park whose height is

23 m

and a new roller coaster whose height is

35

times the height of the old roller coaster.
Let

x

be the height of old roller coaster, i.e.,

x = 23 m

.
The height of new roller coaster

= 35 × x

.
i.e.,

35 × 23 = 25

m
Therefore, height of new roller coaster is

25 m

.
Hence, 2 is the correct option.

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