1.In expectation of more profit a coaching centre X increases his fees by 30% but it wondered as number of his students decreased by 40%. What was the percentage increment or decrement in his income –
(A) 10% increase
(B) 12% increase
(C) 10% decrease
(D) 22% decrease
2.Four milkmen rented a pasture. Hemu grazed 18 cows for 4 months, Teju grazed 25 cows for 2 months, Ashu grazed 28 cows for 5 months and Dhruv grazed 21 cows for 3 months. If Hemu's share of rent is 720, what will be the total rent of the pasture?
(A) 1650
(B) 3250
(C) 3500
(D) 3000
3.If the area of three adjacent faces of a cuboidal box are 120 cm^2, 72 cm^2 and 60 cm^2. Find the the volume of box.
(A) 820 cm^3
(B) 720 cm^3
(C) 750 cm^3
(D) 760 cm^3
4.The ratio of speeds of a motor boat to that of the current of water is 36 : 5. The motor boat goes along with the current for 5 hr 10 min. Find the time required by motor boat to get back at its initial position.
(A) 5 hr 50 min
(B) 6 hr
(C) 6 hr 50 min
(D) 12 hr 10 min
5.A tank has a leak which would empty it in 8 hrs. A tap is turned on which fills 3 litre a min into the tank and it is now emptied in 12 hr. How many litres does the tank hold?
(A) 4320 litre
(B) 4000 litre
(C) 2250 litre
(D) 4120 litre
6.Depth of the river is 10 m and breadth is 8 m. If water is flowing with the rate of 18 km/hr, how much water will discharged in the sea by the river in 10 sec.
(A) 2000 m^3
(B) 2520 m^3
(C) 4000 m^3
(D) 2810 m^3
7.100 villagers repaired rd of a broken bank of a river in 6 hrs. More villagers join the repairing work and completed the work in next 2 hrs working at the same rate. The number of new villagers involved is –
(A) 30
(B) 40
(C) 45
(D) 50
8.How many number are between 4000 to 6000 which are completely divisible by 32, 40, 48 and 60.
(A) 2
(B) 3
(C) 4
(D) 5
9.A boy standing in the middle of a field observes a flying bird in the north at an angle of elevation of 30º and after 2 minutes, he observes the same bird in the south at an angle of elevation of 60º. If the bird flies all along in a straight line at a height of m, then its speed (in km/hr) is –
(A) 4.5
(B) 3
(C) 9
(D) 6
10.Price of a pen, a book and a shirt is 48, 64 and 112 respectively. With how much least rupees a person should go to market so that he can buy whole number of anyone item and also save 20.
(A) 1080
(B) 1228
(C) 1298
(D) 1364
11.If 2, 4, 6, 8, ..... 98, 100 are multiplied to each other. Find the number of zeroes in last of the product.
(A) 13
(B) 12
(C) 11
(D) 10
12.Find the incentre of triangle ABC whose vertices are (4, 4), (8, 4), (8, 7).
(A) (5, 7)
(B) (7, 5)
(C) (4, 3)
(D) (3, 4)
13.Area of right angled triangle is two-third of area of rectangle. Base of triangle is 80% of breadth of rectangle. If perimeter of rectangle is 200 cm. Find the height of triangle.
(A) 20 cm
(B) 30 cm
(C) 15 cm
(D) Data inadequate
14.ABCD is parallelograms and diagonals AC and BD cut each other at point O. Angle DAC = 32º and angle AOB = 70º, then angle DBC is –
(A) 30º
(B) 102º
(C) 38º
(D) 48º
15.A chair is sold at 16% profit. Had it been sold for 120 more, the profit would have been 20%. Find the cost price of chair?
(A) 3600
(B) 2500
(C) 3000
(D) 3400
Answers will be updated soon....
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