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APTITUDETEST4
Ques 1 :
The average of 11 numbers is 50. If the average of first 6 numbers is 49 and that of last 6 is 52.Find the 6th number .
(A) 49
(B) 52
(C) 56
(D) 62
Ques 2 :
The smallest number which when divided by 20, 25, 35, 40 leaves the remainder 6 When divided by 14, 19, 23 and 34 respectively is the difference between divisor and The corresponding remainder is 6.
(A) 1494
(B) 1398
(C) 1394
(D) 1364
Ques 3 :
Sum of three even consecutive numbers is 48, and then least number is.
(A) 20
(B) 18
(C) 16
(D) 14
Ques 4 :
Of the two-digit numbers (those from 11 to 95, both inclusive) how many have a Second digit greater than the first digit?
(A) 35
(B) 36
(C) 37
(D) 38
Ques 5 :
Vikas can cover a distance in 1hr 24min by covering 2/3 of the distance at 4 kmph and the rest at 5kmph.the total distance is ?
(A) 4km
(B) 6km
(C) 8km
(D) 12km
Ques 6 :
Five years ago the average age of a family of 3 members was 27 years. A child has Been born, due to which the average age of the family is 25 years today. What is the Present age of the child ?
(A) 8 years
(B) 12 years
(C) 6 years
(D) 4 years
Ques 7 :
The greatest number of 4 digits which is divisible by each one of the number 12,18,21 and 28 is .
(A) 9888
(B) 9288
(C) 9822
(D) 9828
Ques 8 :
A boy was asked to find the value of 3/8 of a sum of money. Instead of multiplying The sum by 3/8 he divided it by 3/8 and then his answer exceeded by Rs. 55. Find the Correct be x.
(A) Rs.9
(B) Rs.18
(C) Rs.15
(D) Rs.7
Ques 9 :
In a boat 25 persons were sitting. Their average weight increased one kilogram when One man goes and a new man comes in. The weight of the new man is 70kgs. Find the Weight of the man who is going.
(A) 25 kgs
(B) 35 kgs
(C) 45 kgs
(D) 55 kgs
Ques 10 :
What is the greatest possible length that can be used to measure exactly the following Lengths 7m, 3m 85cm, 12m 95cm ?
(A) 25 cm
(B) 35 cm
(C) 45 cm
(D) 55 cm
Ques 11 :
A coffee shop blends 2 kinds of coffee,putting in 2 parts of a 33p. a gm. grade to 1 part of a 24p. a gm.If the mixture is changed to 1 part of the 33p. a gm. to 2 parts of the less expensive grade,how much will the shop save in blending 100 gms.
(A) Rs.8.00
(B) Rs.3.00
(C) Rs.1.00
(D) Rs.0.90
Ques 12 :
There are 200 questions on a 3 hr examination. Among these questions are 50 Mathematics problems. It is suggested that twice as much time be spent on each maths problem as for each other question. How many minutes should be spent on Mathematics problems
(A) 36
(B) 72
(C) 60
(D) 100
Ques 13 :
If a and b are positive integers and (a-b)/3.5 = 4/7, then
(A) b < a
(B) b > a
(C) b = a
(D) b >= a
Ques 14 :
2 hours after a freight train leaves Delhi a passenger train leaves the same station traveling in the same direction at an average speed of 16 km/hr. After traveling 4 hrs the passenger train overtakes the freight train. The average speed of the freight train Was ?
(A) 30
(B) 40
(C) 58
(D) 60
Ques 15 :
If 9x-3y=12 and 3x-5y=7 then 6x-2y = ?
(A) -5
(B) 4
(C) 2
(D) 8
Ques 16 :
If a boat is moving in upstream with velocity of 14 km/hr and goes downstream with a velocity of 40 km/hr, then what is the speed of the stream ?
(A) 13 km/hr
(B) 26 km/hr
(C) 34 km/hr
(D) none of these
Ques 17 :
Two trains move in the same direction at 50 kmph and 32 kmph respectively. A man in the slower train observes the 15 seconds elapse before the faster train completely passes by him. What is the length of faster train ?
(A) 100m
(B) 75m
(C) 120m
(D) 50m
Ques 18 :
I drove 60 km at 30 kmph and then an additional 60 km at 50 kmph. Compute my average speed over my 120 km.
(A) 40
(B) 37 1/2
(C) 25 1/2
(D) 50
Ques 19 :
Divide 45 into four parts such that when 2 is added to the first part, 2 is subtracted from the second part, 2 is multiplied by the third part and the fourth part is divided by two, all result in the same number.
(A) 8, 12, 5, 20
(B) 6,10,15,11
(C) 2,8,14,9
(D) none of these
Ques 20 :
What is the sum of the first 25 natural odd numbers?
(A) 225
(B) 125
(C) 525
(D) 625
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