Main Subjects
Main Subjects MCQs With Answers
0 Main Subjects MCQs for CSS, PPSC, FPSC, NTS and entry-test preparation. Take a scored quiz instead →
Computer (406)
Current Affairs (1218)
English (1391)
Everyday Science (827)
General Knowledge (457)
Islamic Studies (850)
Mathematics (1392)
Pakistan Studies (811)
The mean of 10 numbers is 15. If each number is multiplied by 2, what is the new mean?
A15
B20
C25
D30
Two taps A and B fill a tank in 12 and 15 hours. A third pipe C can empty it in 20 hours. If all three work together, how long to fill the tank?
A8 hours
B10 hours
C12 hours
D15 hours
A train 150m long travels at 54 km/h. How long will it take to cross a pole?
A8 seconds
B10 seconds
C12 seconds
D15 seconds
The LCM of two numbers is 48 and the ratio of the numbers is 2:3. Find the sum of the numbers.
A20
B30
C40
D50
Simple interest on a sum for 3 years at 5% per annum is Rs. 1,200. What is the compound interest on the same sum for 2 years at the same rate?
ARs. 820
BRs. 840
CRs. 860
DRs. 880