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Question

On a particular day, at a crossing in a city, the various types of vehicles going past during a time interval were observed as follows:
Type of vehicleTwo-wheelersThree-wheelersFour-wheelersFrequency846888

Out of these vehicles, one is chosen at random. What is the probability that the chosen vehicle is a two-wheeler?


A

320

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B

720

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C

920

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D

1120

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Solution

The correct option is B

720


Probability = Number of favourable outcomesTotal number of outcomes

Number of two wheelers = 84

Total number of vehicles = 84 + 68 + 88 = 240

Probability of a two wheeler = 84240=720.


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