TNPSC Model Question Papers With Answers
3 mangoes and 7 oranges. What is the
Ratio of the cost of one mango to that of
One orange?
A) 4:3 b) 1:3 c) 3:2 d) 5:2
52) (x+y)2 : (x-y) 2= 4:1 then (x+y) 2:( x-y) 2=
a) 25:9 b) 16:1 c) 8:17 d) 17:8
54) Find the odd man out:
5, 7, 9,17,23,37
A) 5 b) 9 c) 37 d) 23
55) A train travels for 3 hours, the first hour
At 10 km/hour and the remaining 2 hours
at 25 km/hour. What is the average
speed?
a) 10 km/hour b) 15 km/hour
c) 20 km/hour d) 25 km/hour