Q. 0.12 * 12 * 0.012 = ?
1) 0.01688
2) 0.1728
3) 1.728
4) 0.01728
Q. The length, breadth and height of a room are L,B and H respectively. The perimeter of the ceiling can be expressed as what percentage of the total area of the four walls?
1) 100 h
2) 100/ h
3) h
4) h/100
Q. A ball is dropped from the top of a high building with a constant acceleration of 9.8 m/s2. What will be its velocity after 3 seconds?
1) 9.8 m/s
2) 19.6 m/s
3) 29.4 m/s
4) 39.2 m/s
Q. Car A starts from Chennai towards Bengaluru and car B starts same time from Bengaluru towards Chennai at the speed of 80 kmph. Car B takes 20 hours to reach their destination and car A takes 25 hours to reach their destination. Find the speed of car A?
1) 64 kmph
2) 72 kmph
3) 68 kmph
4) 56 kmph
Q. If 15 pumps of equal capacity can fill a tank in 7 days, then how many extra pumps will be required to fill the tank in 5 days?
1) 6
2) 7
3) 14
4) 21
Q. The aera of an ellipse is twice that of a circle .that of a circle. The major diameter of the ellipse is twice that of the minor diameter. The radius of the circle is -
1) 50% of the minor diameter of the ellipse
2) 50% of the major diameter of the ellipse
3) Minor diameter of the ellipse
4) Major diameter of the ellipse
Q. A and B can finish a work in 16 days A alone can do the same work 24 days . Therefore, in how many days can B alone finish work?
1) 24
2) 36
3) 48
4) None of these
Q. 253 * 11 of 23 = ?
1) 1
2) 18
3) 121
4) None of these
Q. 90% of 61 = ?
1) 55
2) 54.9
3) 55.9
4) None of these
Q. A train left a station with some definite number of passengers . At the first stop, half of the passengers left and 135 entered. At the second stop, 1/3rd of the passengers left and 110 entered. Then the train moved with 350 passengers for its destination. How many passengers were there when the train departed from the starting point?
1) 1,200
2) 1,600
3) 450
4) None of these
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