DXC Technology Quantitative Ability Previous Year Questions

14 March 2023

DXC Technology Quantitative Ability Previous Year Questions


DXC Technology Quantitative Ability Questions

Q1) Arrange the following in ascending order:

2/15, 18/29, 7/18, 10/87.

A. 7/18 < 2/15 < 18/29 < 10/87

B. 10/87 < 7/18 < 2/15 < 18/29

C. 10/87 < 2/15 < 7/18 < 18/29

D. 18/29 < 10/87 < 2/15 < 7/18

Answer : Option C

 

Q2) Find the L.C.M. of 26 * 32 * 5 * 7, 23 * 35 * 7 and 2 * 34 * 5.

A. 26 * 35 * 7

B. 26 * 35 * 5 * 7

C. 26 * 35 * 5

D. 26 * 35

Answer : Option B

 

Q3) The value of log8(1/4096) is

A. -5

B. -2

C. -4

D. -3

Answer : Option C

 

Q4) If the G.C.D. of x2 - (p - 1) and x2 - px + (p - 1) is (x - 1), then the value of p is

A. -2

B. 2

C. -1

D. 1

Answer : Option B

 

Q5) A bag contains coins of Re. 1, Rs. 2 and Rs. 5 in the ratio of 4:8:5. The total amount in the bag is Rs. 90. The total number of Rs. 5 coins is 

A. 15

B. 10

C. 8

D. 16

Answer : Option B

 

Q6) If LCM and HCF of two numbers are 234 and 13 respectively, then the smallest factor of the product of  the two numbers is:

A.2

B.3

C.4

D.5
 
Answer - Option 

 

Q7) A restaurant prepares 22 litres of a mixture that contains 25% of orange essence and the remaining quantity  as water. If 3 litres of a water  is mixed in this mixture, what will be the percentage of orange essence in the new  mixture?

A.34%

B.4%

C.12%

D.22%

Answer - Option 

 

Q8) Shalom offered  to sell his ancestral house for Rs. 18,400.  If he had charged 10% less, he would have made a profit of 20%. What is the actual cost  of the house?

A.Rs.15,800

B.Rs.14,500

C.Rs.13,800

D.Rs.12,500

Answer - Option 

 

Q9) Parul is one-fifth the age of her mother was 15 years ago and Parul’s brother is three-fifth the  age his mother was 10 years ago. If the sum of Parul and her  brother’s ages is 31, then how old is Parul’s mother?

A.50

B.40

C.35

D.60

Answer - Option 

 

Q10) Write √1008 as a  mixed surd.

A.12 √7

B.7 √14

C.7 √12

D.14 √7

Answer - Option 

 

Q11) A  company makes a mixture  which contains 2% alcohol. If 10  litres of alcohol is added to the mixture, then the concentration increases to 5%. What is the approx. quantity of the mixture?

A.316

B.315

C.320

D.300

Answer - Option 

 

Q12) 20 men can do a job  in 10 days, working 8 hours a day. If women are 33.33% more efficient than men, how many women will it take to finish the same job in 10 days, working 6 hours a day?

A.10

B.12

C.15

D.16

Answer - Option 

 

Q13) Find  the ratio of  distances covered by a car and a cyclist when it is given that the car moves for 1.5 hours at 30 kmph and the cyclist moves for 1 hour at 25 kmph?

A.6:5

B.9:5

C.3:2

D.5:1

Answer - Option 

 

Q14) A written exam consists of  6 questions with the  answer options as yes/ no/ none. In how many ways can the examinees select the answers?

A. 6P3  ways

B. 6C3  ways

C. 3C1, 3C1, 3C1, 3C1, 3C1.

D. (3C1)6

Answer - Option 

 

Q15) The light from  a laser beam travels at a speed of 3,00,000,000  meters per second. How  far  can it be seen within  20 nano seconds, assuming  that there is no obstruction in between? (20 nano seconds=20?10-9 seconds)

A.  3 m

B.  20 m

C.  6 m

D.  0..6 m

Answer - Option 

 

Q16) Supremo Coal Limited  mined  8 1/3  tons of  coal on Tuesday, 5 ¾  tons  of coal on Monday and 9 ½ tons of  coal onWednesday. If the goal is to mine 30 tons of coal this week then how many more tons of coal need to  be mined?

A.23.59 tons

B.7.56 tons

C.6.89 tons

D.6.41 tons

Answer - Option 

 

Q17) The sum of  the squares of 3 numbers  is 170, while the sum of their products taken two at a time is 157. What is the sum  of the numbers?

A.20

B.22

C.24

D.28

Answer - Option 

 

Q18) The tremors of the  earthquake were  felt at intervals of 15 seconds. The first tremor was felt at  08:54:57 am and the last tremor was felt at 10:45:112 am.  How many  times  were the tremors felt?

A.484

B.485

C.441

D.525

Answer - Option 

 

Q19) A flower seller purchases roses  at Rs. 96 a dozen and sells them at Rs. 10  per flower. What is profit percent of the flower seller?

A.0.4

B.0.2

C.0.25

D.0.15

Answer - Option 

 

Q20) A train travelling at 250 kmph overtakes a cyclist who is travelling at 10 kmph in 45 seconds. What is the length of the train in meter?

A.3,000 m

B.5,400 m

C.6,000 m

D.10,800 m

Answer - Option 


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