Gate Exam Numerical Ability Percentage

profit & loss

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Gate Other Question

There are 254 women. A sales man asks each about which product they
use out of three
(A, B, C,) 22 use all three, 39 use B and C....... Each uses atleast one
product.
Find the number of women that use product C A bus and a truck are available to cross a jungle.The speed of the truck is thrice that of the bus.The capacity of the truck is 50 persons and that of bus is 30 person the average occupancy of the bus is twice that of the truck the tickets of the bus and truck cost rs.1 and rs.0.50.what is the ratio of the average rupee collection of the truck to that bus in a day assume there is no wastage time between trips and occupancy of the bus or truck is defined as ratio of the actual number of person boarding it and its capacity?
a.15:5 b.15:2 c.14:7 d.3:8