# General Science Ability CSS Past Papers.pdf

## (a) Moiz was trying to sleep at one night but there was too much noise around him. His clock ticked every 5 seconds; a tap was dipping every seventh seconds and a pet dog snored every 12th second. He noticed on his clock that all three things happened together on the stroke of midnight. Find after how may seconds are three things happened together (5) (b) One pipe can fill a pool 1.25 times as fast as second pipe. When both pipes are opened they can fill the pool in five hours. How long it will take the fill the pool if only slower pipe is used? 5 (c) The cost of hiring a car for 2 days in 2018 was Rs.264 which was 20% more than in 2013. What was the cost of hiring a car in 2013? (5) (d) What do you understand by measure central tendency? State its types.

(a) Moiz was trying to sleep at one night but there was too much noise around him. His clock

ticked every 5 seconds; a tap was dipping every seventh seconds and a pet dog snored every 12th

second. He noticed on his clock that all three things happened together on the stroke of midnight.

Find after how may seconds are three things happened together (5)

(b) One pipe can fill a pool 1.25 times as fast as second pipe. When both pipes are opened they

can fill the pool in five hours. How long it will take the fill the pool if only slower pipe is used? 5

(c) The cost of hiring a car for 2 days in 2018 was Rs.264 which was 20% more than in 2013.

What was the cost of hiring a car in 2013? (5)

(d) What do you understand by measure central tendency? State its types.