Numerical Ability
Question 1
Answer
Question 1
Q1. What is the fourth proportional of 0.006,1.2 & 6/25 ?
A. 36
B. 48
C. 4.8
D. 3.6
Answer
Option B
TCS NQT MOCK TEST / PRACTICE AET
Click Here!
Question 2
Answer
Question 2
Q2. The present ages of three brothers are in the proportion 12:14:17. The difference between
the ages of the elder and the eldest is 6 years. What will be the proportion of their ages after
four years?
A. 14:16:19
B. 40:46:55
C. 16:18:21
D. 13:15:18
Answer
Option A
Question 3
Answer
Question 3
Q3. Two ants of length 1cm and 1.2 cm crawl in opposite directions with average speeds 2 and
1 mm per second respectively. How many seconds will they take to cross each other?
A. 4.4
B. 2.8
C. 0.4
D. 1.5
Answer
Option A
Question 4
Answer
Question 4
Q4. The index numbers of five commodities are 121,123,125,126,128 and the weights assigned
to these are respectively 5,11,10,8,6. Then what is the weighted average index number?
A. 123.8
B. 124.2
C. 124.6
D. 125.2
Answer
Option C
Question 5
Answer
Question 5
Q5. Which one among the following has the least value?
A. √75 – √74
B. √74 – √73
C. √77 – √76
D. √76 – √75
Answer
Option C
Question 6
Answer
Question 6
Q6. The Range and the Standard Deviation of a data are R & S respectively. With the shift of
origin of the data change(s) occur in the value(s) of:
A. Both R & S
B. Neither R nor S
C. R only
D. S only
Answer
Option B
Question 7
Answer
Question 7
Q7. A sum was lent to X for three years by an organisation who fixed a yearly rate of 10%
compound Interest for repayment along with the condition of recovery in equal installments of
Rs.31944. What percentage (correct to two decimal places) above the borrowed amount had X
to pay the organization?
A. 18.43
B. 21.25
C. 16.52
D. 20.63
Answer
Option D
Question 8
Answer
Question 8
Q8. A retailer purchased 25 identical toys for a price Rs P and sold some of them for Rs P. If he
calculated his profit as 8%, with selling price as base instead of cost price then how many did he
sell?
A. 24
B. 20
C. 21
D. 23
Answer
Option D
TCS NQT MOCK TEST / PRACTICE AET
Click Here!
Question 9
Answer
Question 9
Q9. The Table below presents the percentage marks obtained by three students A, Y, Z in the
four components of assessment, A, B, C, D of a paper whose respective weightages are 4, 3, 2,
2, 1.
Student/Marks | A | B | C | D |
X | 78 | 85 | 72 | 76 |
Y | 65 | 68 | 64 | 73 |
Z | 82 | 76 | 81 | 75 |
What is the ratio of the average percentage of X in A, B to that of Y, Z combined in C, D?
A. 324:283
B. 326:293
C. 28:25
D. 81:73
Answer
Option D
Question 10
Answer
Question 10
Q10. A city water supply tank has two inlet pipes X and Y, which can fill it in 20 and 30 hours
respectively, and an outlet pipe Z which can empty a full tank in 40 hours. If the tank is empty
and the taps are opened in succession for one hour each, and the process continues, in how
many hours will the tank get filled?
A. 49 1/4
B. 51 3/7
C. 49 ½
D. 49 1/7
Answer
Option C
Question 11
Answer
Question 11
Q11. A sum of Rs.12500 is invested on 1st January 2016 at 4% simple interest p.a. How much
interest in RS. gets accrued on the end of the day on 1st July 2016?
A. 240
B. 400
C. 250
D. 500
Answer
Option C
Question 12
Answer
Question 12
Q12. What is the real value of (0.000314 + 0.000198)^(1/3)?
A. 0.04
B. 0.08
C. 0.8
D. 0.4
Answer
Option B
Question 13
Answer
Question 13
Q13. What is the simplified value of (10/15*6)[22/2/5 of [(64-2*8) +2]-⅖?
A. 6
B. 4
C. 5
D. 2
Answer
Option B
Question 14
Answer
Question 14
Q14. A man who has to walk 11Km, finds that in 30 minutes he has travelled two-ninth of the
remaining distance. What is his speed in Km/h?
A. 4.8
B. 4
C. 4.2
D. 4.5
Answer
Option B
Question 15
Answer
Question 15
Q15. Six square plots are connected end to end to obtain a rectangular plot area 726 m2
. If we
take, π=22/7, by what factor is the perimeter of this plot more than that of the circumference
of a circle of radius 10m?
A. 1.45
B. 2.45
C. 2.1
D. 2.8
Answer