Quantitative Aptitude

Q.

The cost price of $20$ articles is the same as the selling price of $x$ articles. If the profit is $25\%$, then the value of $x$ is:

1. 15

2. 16

3. 25

4. 30

Q.

In a class test $(+3)$ marks are given for every correct answer and $(-2)$ marks are given for every incorrect answer and no marks for not attempting any question. Radhika scored $20$ marks. If she has got $12$ correct answers, how many questions has she attempted incorrectly?

Q.

Convert $25$ degree Celsius into Fahrenheit.

Q.

A father told his son, “I was as old as you are at present at the time of your birth”. If the father’s age is 38 years now, the son’s age five years back was:

14 years

19 years

33 years

38 years

46 years

Q.

A train running at the speed of $60$ kmph crosses a pole in $9$ seconds. What is the length of the train?

1. $180$ metres

2. $150$ metres

3. $270$ metres

4. None of these

5. $120$ metres

Q.

During a sale, color pencils were being sold in packs of $24$ each and crayons in packs of $32$ each. If you want full packs of both and the same number of pencils and crayons, how many of each would you need to buy?

Q.

If $R=\left\{(x,y)|x,y\in Z,x^2+3y^2\le 8\right\}$ is a relation on the set of integers $Z$, then the domain of $R^{-1}$ is

1. $\{-1,0,1\}$

2. $\{-2,-1,1,2\}$

3. $\{0,1\}$

4. $\{-2,-1,0,1,2\}$

Q.

If selling price is doubled, the profit triples. Find the profit percent :

1. 100%

2. None of these

3. 120%

4. 66(2/3)%

5. 105(1/3)%

Q.

A man buys a cycle for Rs. 1400 and sells it at a loss of 15%. What is the selling price of the cycle?

1. Rs. 1160

2. Rs. 1190

3. Rs. 1202

4. Rs.1305

5. Rs. 1090

Q.

Find the missing number in the series: $4,18,?,100,180,294,448$.

1. $48$

2. $50$

3. $58$

4. $60$

Q.

A man is 24 years older than his son. In two years, his age will be twice the age of his son. The present age of the son is :

1. 14 years

2. 18 years

3. 20 years

4. 22 years

5. None of these

Q.

In a bag, there are coins of 25p, 10p and 5p in the ratio 1:2:3. If there is Rs.30 in all, how many 5p coins are there?

1. 50

2. 100

3. 150

4. 200

5. none

Q.

The average weight of a group of 8 people increases by 2.5 kg when a new person replaces one of them who weigh 65 kg. What might be the weight of the new person?

1. 80

2. 90

3. 95

4. 91

5. 85

Q. The selling price of two articles is the same. If one article is sold at 20% loss and another at 20% profit, then find the profit or loss percentage on the whole transaction.

1. No profit no loss
2. 4% loss
3. 4% profit
4. 44% profit

Q.

Salaries of Ravi and Sumit are in the ratio 2:3. If the salary of each is increased by Rs. 4000, the new ratio becomes 40:57. What is Sumit's salary?

1. 34000

2. 36000

3. 38000

4. None

5. 40000

Q.

A rectangular park 60 m long and 40 m wide has two concrete crossroads running in the middle of the park and rest of the park has been used as a lawn. If the area of the lawn is 2109 sq. m, then what is the width of the road?

1. 2.91 m

2. 3 m

3. 5.82 m

4. 6 m

5. 9 m

Q.

Hasan buys two kinds of cloth materials for school uniforms, shirt material that costs him Rs. $50$ per metre and trouser material that costs him Rs. $90$ per metre. For every $3$ meters of the shirt material he buys $2$ metres of the trouser material. He sells the materials at $12\%$ and $10\%$ profit respectively. His total sale is Rs. $36,600$. How much trouser material did he buy?

Q.

How many times in a day are the hands of a clock in a straight line facing opposite directions?

1. 48

2. 22

3. 20

4. 24

Q.

A trader marked his goods at 20% above the cost price. He sold half the stock at the marked price, one quarter at a discount of 20% on the marked price and the rest a discount of 40% on the marked price. His total gain percent is:

1. 2%

2. 4.5%

3. 15%

4. 13.5%

5. Cannot be determined

Q.

A does a work in 10 days and B does the same work in 15 days. In how many days will they together finish the same work?

1. 5 days

2. 6 days

3. 8 days

4. 7 days

5. 9 days

Q.

Two numbers are in the ratio $5:3$ if they differ by $18$ what are the numbers.

Q.

A dishonest milkman professes to sell his milk at cost price but he mixes it with water and thereby gains 25$\%$. The percentage of water in the mixture is …………..

1. 20%

2. 25%

3. 30%

4. 32.5%

5. 35%

Q. In an university out of 100 students 15 offered mathematics only 12 offered statistics only 8 offered physics only 40 offered of Physics and Mathematics 20 offered physics and Statistics 10 offered mathematics and Statistics 65 offered physics find the number of students who offered Mathematics Statistics Did not offer any of the three subjects

Q.

An accurate clock shows 8 o'clock in the morning. Through how many degrees will the hour hand rotate when the clock shows 2 o'clock in the afternoon?

1. 

2. 

3. 

4. 

Q. The H.C.F. and L.C.M. of two numbers are 12 and 924 respectively. Then the number of such pairs is ____.

1. 4
2. 2
3. 3
4. 0
5. 1

Q.

The difference between a two – digit number and the number obtained by interchanging the positions of its digits is 36. What is the difference between the two digits of that number?

1. 6

2. 1

3. 3

4. 9

5. 4

Q.

The sum of the ages of 5 children born at the intervals of 3 years each is 50 years. what is the age of the youngest child?

1. 4 years

2. 8 years

3. 10 years

4. 11 years

5. 16 years

Q. A jar full of whisky contains 40% of alcohol. A part of this whisky is replaced by another containing 19% alcohol and, now the percentage of alcohol was found to be 26. The quantity of whisky replaced is:

1. $\frac{3}{5}$
2. $\frac{2}{5}$
3. $\frac{1}{3}$
   
4. $\frac{2}{3}$
   

Q.

What is the least number of square tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad?

1. 894

2. 820

3. 814

4. 844

5. 840

Q.

A and B together can do a piece of work in 30 days. A having worked for 16 days, B finishes the remaining work alone in 44 days. In how many days will B finish the whole work alone?

1. None of these

2. 30 days

3. 40 days

4. 60 days

5. 70 days