Deck 3: Mathematical Word Problems

Question 1

-A father said to his son, "I was as old as you are at the present at the time of your birth". If the father's age is 48 years now, the son's age 5 year back was

A)14
B)19
C)33
D)38

Answer 1

19

Question 2

-A is 2 years older than B who is twice as old as C. If the total of the ages of A,B and C is 27, how old is B?

A)7
B)8
C)9
D)10

Answer 2

10

Question 3

-Sachin is younger than Rahul by 7 years. If their ages are in the respective ratio of 7:9, how old is Sachin?

A)16
B)18
C)28
D)24.5

Answer 3

24.5

Question 4

-The present ages of three persons are in proportions 4:7:9. Eight years ago, the sum of their ages was 56. Their present ages are

A)8, 20, 28
B)16, 28, 36
C)20, 35, 45
D)none of these

Question 5

56-Six friends are sitting in a circle and are facing the centre of the circle. Deepa is between Prakash and Pankaj. Priti is between Mukesh and Lalit. Prakash and Mukesh are opposite to each other. Who is just right to Pankaj?

A)deepa
B)lalit
C)prakash
D)priti

Question 6

-If South-East becomes North, North East becomes West and so on. What will west become?

A)north-east
B)north-west
C)south-east
D)south-west

Question 7

-Rahul put his timepiece on the table in such a way that at 6PM, hour hand points to North. In which direction the minute hand will point at 9.15PM?

A)south-east
B)south
C)north
D)west

Question 8

-Sachin walks 20km towards North. He turns left and walks 40km. He again turns left and walks 20km. Finally he moves 20km after turning to the left. How far is he from his starting position?

A)20km
B)30km
C)50km
D)60km

Question 9

-If ?p+?q=16 and ?p-?q=8, then the value of p/q is

A)3
B)48
C)9
D)16

Question 10

-If 93n+2 = 275n+1, then 'n' is equal to

A)1/2
B)2/9
C)1/6
D)1/9

Question 11

-The value of ?48 x ?192 x ?225 is

A)1320
B)1440
C)1560
D)1680

Question 12

63-If 'x' is a positive real number and ?1296/x = x/2.25, the 'x' is equal to

A)6.0
B)9.0
C)90.0
D)0.9

Question 13

-Lease Common multiple (LCM) of 5/2, 10/6 and 25/4 is

A)60
B)50
C)25
D)20

Question 14

-If A:B=6:7 and B:C=8:9, the value of C:A is

A)9/6
B)16/21
C)21/16
D)6/9

Question 15

-The value of (0.525 x 0.525 - 0.275 x 0.275) / (0.525 - 0.275) is

A)0.5
B)0.6
C)0.4
D)0.8

Question 16

68-In class of 250 students, 75.8% took French and 49.4% took Latin. How many students took both French and Latin?

A)189.5
B)123.5
C)63.0
D)187

Question 17

-The mean of 100 items was found to be 40. If at the time of calculation two items were wrongly taken as 36 and 32 instead of 54 and 34, the correct mean is

A)39.8
B)39.9
C)40.1
D)40.2

Question 18

-Mohan buys a cycle for Rs. 1400 and sells it to Sohan at a loss of 15%. Sohan again sells it to Ravi at a profit of 15%. What is the selling price of Ravi?

A)1368.5
B)1400
C)1418.5
D)1450

Question 19

-The cost price of 20 articles is the same as the selling price of 'x' articles. If the profit is 25% then the value of 'x' is

A)15
B)16
C)18
D)25

Question 20

-Suresh, the son of Mahesh is married to Sia, whose sister Jia is married to Amar, the brother of Suresh. How is Jia related to Mahesh?

A)daughter in law
B)cousin
C)sister in law
D)sister

Question 21

-If an area of a square is 16 square metres, its perimeter will be

A)32 meters
B)16 meters
C)16 square meters
D)32 square meters

Question 22

-A's mother is sister of B and daughter of C. D is the daughter of B and sister of E. How is C related to E?

A)father
B)uncle
C)grandmother
D)grandfather

Question 23

-Pointing to a man, Sushma said. " his mother is the only daughter of may mother". How is Sushma related to the man?

A)daughter
B)sister
C)mother
D)grandmother

Question 24

-Rahim started walking straight facing east. After walking a distance of 20 meters, he took a right turn, and again, after walking 10 meters, he took left turn, and after walking 10 meters, he took a left turn. What he is facing now?

A)north
B)west
C)east
D)south

Question 25

-Diwakar is twice as old as Latif but twice younger than Bablu. Mohan is half the age of Latif but twice the age of Anand. Which of the following individuals from the pair of the youngest and the oldest?

A)anand and bablu
B)latif and diwakar
C)mohan and anand
D)diwakar and anand