Q. If a boat travels 18 km more in downstream than in upstream in 3 hr. and if the speed of the Boat in still water is 20 km/ hr. Find the distance travelled by boat in downstream in 4 hr.
1) 86 km
2) 92 km
3) 68 km
4) 96 km
Q. 540, ? , 90, 22.5, 4.5, 0.75
1) 320
2) 360
3) 290
4) 270
Q. 9, 10, 22, 69, ? , 1405, 8436
1) 280
2) 320
3) 340
4) 360
Q. 3, 6, 21, ? , 1179, 11730, 128953
1) 146
2) 140
3) 136
4) 152
Q. 8, 5, 7, 13.5, ? , 82.5, 253.5, 894.25
1) 31
2) 35
3) 40
4) 42
Q. 855, 288, 99, 36, 15, ?
1) 12
2) 3
3) 6
4) 8
Q. The simple interest on a certain sum at the end of three years at 5% p.a. is Rs. 1,200. The compound interest on the same sum for the same period at the same rate is (interest compounded yearly) -
1) Rs. 1,800
2) Rs. 1,261
3) Rs. 820
4) Rs. 1,260
Q. A person marked his goods at a price that would give him 40% profit. But he declared a sale and allowed 20% discount on the marked price. What is the profit percentage of the person in the whole transaction?
1) 12%
2) 32%
3) 30%
4) 20%
Q. In a circle with radius 5 cm a chord is at a distance of 3 cm from the center. The length of the chord is -
1) 3 cm
2) 7 cm
3) 8 cm
4) 4 cm
Q. If the difference between 62% and 80% of a number is 198, then the difference between 92% and 56% of the number will be -
1) 1100
2) 3564
3) 396
4) 360
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