50 Questions
| Total Attempts: 107

Questions and Answers

- 1.Find the measure of the central angle of the sector whose perimeter is 25 cm and the radius of the circle is 7 cm?
- A.
45°

- B.
22.5°

- C.
135°

- D.
90°

- 2.A laborer can do a job in 50 hours. After 5 hours he takes a break. What fraction of the job is yet to be done?
- A.
0.8

- B.
0.5

- C.
0.75

- D.
0.9

- 3.In an army selection process, the ratio of selected to unselected candidates was 6:1. If 30 less had applied and 10 less selected, the ratio of selected to unselected would have been 7:1. How many candidates had applied for the process?
- A.
910

- B.
1820

- C.
455

- D.
2730

- 4.
**Three containers whose volumes are in the ratio of 2 : 3 : 4 are full of mixture of spirit and water. In the 1st container the ratio of spirit and water is 4 : 1 in 2nd container the ratio is 11 : 4 and in the 3rd container ratio is 7 : 3. All the three mixtures are mixed in a big container. The ratio of spirit and water in the resultant mixture is:**- A.
4 : 9

- B.
9 : 5

- C.
11 : 4

- D.
5 : 10

- 5.
**What equal installment of annual payment will dis-charge a debt which is due as Rs. 848 at the end of 4 years at 4% per annum simple interest?**- A.
Rs. 212

- B.
Rs. 200

- C.
Rs. 250

- D.
Rs. 225

- 6.A man can row three-quarters of a kilometre against the stream in 11 minutes and down the stream in 7 minutes. The speed (in km/hr) of the man in still water is:
- A.
2

- B.
3

- C.
4

- D.
5

- 7.It takes eight hours for a 600 km journey, if 120 km is done by train and the rest by car. It takes 20 minutes more, if 200 km is done by train and the rest by car. The ratio of the speed of the train to that of the cars is:
- A.
2 : 3

- B.
3 : 2

- C.
3 : 4

- D.
4 : 3

- 8.A farmer travelled a distance of 61 km in 9 hours. He travelled partly on foot @ 4 km/hr and partly on bicycle @ 9 km/hr. The distance travelled on foot is:
- A.
14 km

- B.
15 km

- C.
16 km

- D.
17 km

- 9.A man covered a certain distance at some speed. Had he moved 3 kmph faster, he would have taken 40 minutes less. If he had moved 2 kmph slower, he would have taken 40 minutes more. The distance (in km) is:
- A.
35

- B.
36 2 3

- C.
37+1/2

- D.
40

- 10.The difference between the length and breadth of a rectangle is 23 m. If its perimeter is 206 m, then its area is:
- A.
1520 m

^{2} - B.
2420 m

^{2} - C.
2480 m

^{2} - D.
2520 m

^{2}

- 11.The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area?
- A.
25% increase

- B.
50% increase

- C.
50% decrease

- D.
75% decrease

- 12.A began a business with Rs. 85,000. He was joined afterwards by B with Rs. 42,500. For how much period does B join, if the profits at the end of the year are divided in the ratio of 3 : 1?
- A.
4 months

- B.
5 months

- C.
6 months

- D.
8 months

- 13.A and B entered into partnership with capitals in the ratio 4 : 5. After 3 months, A withdrew of his capital and B withdrew of his capital. The gain at the end of 10 months was Rs. 760. A's share in this profit is:
- A.
Rs. 330

- B.
Rs. 360

- C.
Rs. 380

- D.
Rs. 430

- 14.A hollow iron pipe is 21 cm long and its external diameter is 8 cm. If the thickness of the pipe is 1 cm and iron weighs 8 g/cm
^{3}, then the weight of the pipe is:- A.
3.6 kg

- B.
3.696 kg

- C.
36 kg

- D.
36.9 kg

- 15.66 cubic centimetres of silver is drawn into a wire 1 mm in diameter. The length of the wire in metres will be:
- A.
84

- B.
90

- C.
168

- D.
336

- 16.A hall is 15 m long and 12 m broad. If the sum of the areas of the floor and the ceiling is equal to the sum of the areas of four walls, the volume of the hall is:
- A.
720

- B.
900

- C.
1200

- D.
1800

- 17.A shopkeeper expects a gain of 22.5% on his cost price. If in a week, his sale was of Rs. 392, what was his profit?
- A.
Rs. 18.20

- B.
Rs. 70

- C.
Rs. 72

- D.
Rs. 88.25

- 18.Sam purchased 20 dozens of toys at the rate of Rs. 375 per dozen. He sold each one of them at the rate of Rs. 33. What was his percentage profit?
- A.
3.5

- B.
4.5

- C.
5.6

- D.
6.5

- 19.Some articles were bought at 6 articles for Rs. 5 and sold at 5 articles for Rs. 6. Gain percent is:
- A.
30%

- B.
33 1 % 3

- C.
35%

- D.
44%

- 20.X and Y can do a piece of work in 20 days and 12 days respectively. X started the work alone and then after 4 days Y joined him till the completion of the work. How long did the work last?
- A.
6 days

- B.
10 days

- C.
15 days

- D.
20 days

- 21.A is 30% more efficient than B. How much time will they, working together, take to complete a job which A alone could have done in 23 days?
- A.
11 days

- B.
13 days

- C.
20 3 days 17

- D.
None of these

- 22.Ravi and Kumar are working on an assignment. Ravi takes 6 hours to type 32 pages on a computer, while Kumar takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages?
- A.
7 hours 30 minutes

- B.
8 hours

- C.
8 hours 15 minutes

- D.
8 hours 25 minutes

- 23.Ayesha's father was 38 years of age when she was born while her mother was 36 years old when her brother four years younger to her was born. What is the difference between the ages of her parents?
- A.
2 years

- B.
4 years

- C.
6 years

- D.
8 years

- 24.The age of father 10 years ago was thrice the age of his son. Ten years hence, father's age will be twice that of his son. The ratio of their present ages is:
- A.
5 : 2

- B.
7 : 3

- C.
9 : 2

- D.
13 : 4

- 25.A man has Rs.480 in the denominations of one-rupee notes, five-rupee notes and ten-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he has ?
- A.
45

- B.
60

- C.
75

- D.
90