Sample Quantitative Aptitude Questions - X

1)       A train travelling at 36km/hr crosses a lamppost in 20 seconds. How much time will it take to cross a platform 200m long when travelling at double its speed.

a)10 sec                 b)20 sec                 c) cannot be determined                   d) 15 sec

2)       How much of water do we need to add to 250ml 60%HCl solution to make it 50% HCl solution.

3)       A contractor employees 50 persons to do a work working 8hrs a day. After 20 days he has done 1/5^th of the work. How many more days will he take to finish the job with 30 more labourers working 10hrs a day.

4)       If the yesterday of what will be tomorrow, if tomorrow was today is Sunday. Then what is the day before yesterdays tomorrow.

5)       If the edge of a cube of size 1cm is tripled by how much percentage the volume of the cube increases.

Directions for questions 6-8.

There are four friends Amit, Binod,Chandan and Dinesh.They drink two soft drinks, Coke and Pepsi with favourite heroes being Brad Pitt and Tom Cruise. They drive a bike and a car.

-          Amit drives a bike but not a car, drinks Coke and Pepsi and likes Brad Pitt.

-          Binod drives both ,drinks Pepsi and likes Tom Cruise.

-          Chandan drives car and drinks nothing but likes both.

-          Dinesh drives nothing, drinks nothing but likes both.

6)       Amit and Dinesh always go together so they watch _______ movie and go by __________.

a)Tom,Car              b)Tom and Brad, Bike          c) Tom,Bike           d) Brad,Bike

        7)    If Dinesh has to watch a Tom movie, and has a bike, who does he go with?

                a)Chandan             b)Amit                                   c)Binod                   d)Chandan and Amit

        8)    Which of the following is/are true?

                i)The person driving a car has pepsi.

                ii)The person who likes Tom drives a bike.

                a)Only i) is true    b)Only ii) is true                   c)both are true    d)neither is true.

 

        9)    A train goes from place X to place Y at 49km/hr and comes back at 51km/hr. Find the average speed during the journey.

       10)   A shopkeeper solds a book, labeled at 20% discount, at Rs.105.What should he print the price on the book so that he makes a profit of 5%.

       11)   A jet plane takes 20 hrs to reach New York from Hyderabad. If suddenly the atmosphere was removed  and all the people start using oxygen cylinders to breathe then what amount of time will the plane take to reach New York now(more,less or same).

      12)    Find the second last digit in 61²⁰ _.

      13)    Find the unit’s place digit in 7824⁷⁸²⁴ x 555⁵⁵⁵ x 8166⁸¹⁶⁶

      14)    A dishonest shopkeeper professes to sell pulses at the cost price but uses a 950 gm weight for 1kg. What is him gain or loss percentage.

     15)     If a man looks from the top of his hotel on the other side of the river besides the hotel and find the angle of depression to be 45 degrees. What is the width of the river if he is on the 15^th floor with the hotel having no 13^th floor and each floor being 3 metres high.