APTITUDE QUESTION AND ANSWERS

APTITUDE
1.a cube object 3" * 3" * 3" is painted with green in all the outer surfaces. If the cube is cut into cubes of 1"*1"*1", how many 1" cubes will have at least one surface painted.
a.8 b.26 c.27 d. none
ans.b

2. single table tennis tournament is held at IT solutions in which 32 players participated. If a single player is eliminated as soon as the player loses a match. How many matches are required to determine the winner.
a.32 b. 16 c. 31 d. 15
ans.c

3. there are 200 employees in a company. An external vender is chosen to serve coffee twice a day. 100 coffee cups were offered by the company , but as an incentive to have the cups in fact at the end of the day, the company offered 30 paise for every cup remained safely and charged 90 paise for every broken cup. At the end of the day , the vender received RS.24 . how many cups did the vender break.
a.20 b.5 c.10 d.14
ans.c

4. a box contains 16 balls of 4 different colors green blue yellow &red each. if you were to close your eyes and pick them at random , how many marbles must you take out to be sure that there at least two of one colour among the marbles picked out.
a.4 b. 5 c. 6 d. 14
ans.b

5. if 8 tyres were used on a bus (6 tyres ) which has traveled 16000 km , how many km did each tyre sustain .if all the tyres were used equally in sustaining this distance .
a.2000 b.16000 c.12000 d.10000
ans.c

6. a farmer owns a square field of side with a pole in one of the corners to which he tied his cow with a rope whose length is about is 10 m . what is the area available for the cow to grace .
assume pi=3.
A.150 sq.m b.125sq,m c.75sq.m d. not enough data.
ans.c

8.the average of x & y is 12.if z=9 what is the average of x ,y, z
a.11 b.6.5 c.5 d. not enough data
ans.a

9.in a certain shop note books that normally sell for 59 cents each or on sale at 2 for 99cents.how can be saved by purchasing 10 of these note books at the sale price.
a.$0.85 b.$1.0 c.$0.95 d.$1.15
ans. C

10. the cost in $ of manufacturing x fridges is 9000+400x . the amount received when selling these x fridges is 500x $ , what is the least no of fridges that must be manufactured & sold so that the amount received is at least equal to the manufacturing cost.
10 b.18 c.15 d.90
ans. D

11.the sides of the right triangular field containing the right angle are x &x+10. its area is 5500sq.m.the equation to determine is
a. x(x+10)=5500 b. x(x+10)=2750 c. x(x+10)=11000 d. x(x+20)=5500
ans.c

12.the length and breadth of a rectangular plot are in the ratio of 7:5. if the length is reduced by 5 m& breadth is increased by 2 m then the area is reduced by 65 sq.m. the length and breadth of the rectangular plot are
a.25,35 b.21,15 c.35,25 d.49,35
ans.c

13. 6 men earn as much as 8 women ,two women earn as much as 3 boys&4 boys earn as much as 5 girls . if a girl earns RS.50 a day then the earning of the man would be
a.115 b.125 c.135 d.150
ans.b

14.a & b can separately do a piece of work in 10 & 15 days respectively. They work together for sometimes and b stops. If a completes the rest of work in 5 days ,then b has worked for
a.5 b.4 c.3 d.2 (days).
Ans.c

15.A Farmer owns a square land of 15 m each side with a pole in one of the corners to which he tied his cow with a rope whose length is about 10 m. What is the area available for the cow to graze. (Assume pi = 3)
Ans.75

16. Concentrations of three wines A, B and C are 10, 20 and 30 percent respectively. They are mixed in the ratio 2 : 3 : x resulting in a 23% concentration solution. Find x.
Answer is 4