Question

The table shows the use of various modes of transport by people to reach their office in A day................ (Car and metro..1800.......)..(bus and metro.....2200)......(only metro..2500)......(only car....1500)...(only bus..1000)!....find The probability that the person chosen at random uses; a) bus and metro to reach office..b) only car to reach office...c) only metro to reach office..d) only bus to reach office..

Answer 1

total no. = 1800+2200+2500+1500+100
=9000
p(e) =n(e)/n(s)
a. 2200 /9000
11/45
b.1500/9000
6/9
c.2500/9000
5/18
d.1000/9000
1/9

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