NTPC CBT-2 QUANT QUIZ

Question 1:

An article was bought for Rs. 2,500 . He allows a discount of $12 \%$ on its marked price and still gains $10 \%$. Find the marked price of the articles.

Rs. 3,125

Rs. 3,500

Rs. 3,200

Rs. 3,000

Question 2:

A cloth piece was purchased for Rs. 600 . At what price should it be sold to get a profit of $12.5 \%$ after a tailoring charges of Rs. 40 was paid for?

Rs. 640

Rs. 680

Rs. 700

Rs. 720

Question 3:

The length of a shadow of a vertical tower is $\frac{1}{\sqrt{3}}$ times its height. The angle of elevation of the Sun is

$30^{\circ}$

$45^{\circ}$

$60^{\circ}$

$90^{\circ}$

Question 4:

if $a+\frac{1}{a}+2=0$, then the value of $\left(a^{37}-\frac{1}{a^{100}}\right)$

0

$-2$

1

2

Question 5:

If a sum of money placed at compound interest, compounded annually, doubles itself in 5 years, then the same amount of money will be 8 times of itself in:

25 years

20 years

15 years

10 years

Question 6:

When $\left(67^{67}+67\right)$ is divided by 68 , the remainder is:

1

63

66

67

Question 7:

The sum of the squares of two natural consecutive odd numbers is $394 .$ The sum of the numbers is

24.0

32.0

40.0

28.0

Question 8:

The chart below shows the production of 100 tons of various cereals in the last 6 years. Study the given information and answer the following questions.

The production of maize in the year 2012 is what percent less than the production of wheat in the year 2014?

$35 \frac{4}{9} \%$

$45 \frac{5}{2} \%$

$55 \frac{5}{9} \%$

$25 \frac{2}{2} \%$

Question 9:

Find the number of zeroes in last of the expression $95 \times 82 \times 72 \times 85 \times 25$ :

4

3

7

8

Question 10:

Find the unit digit of $69 !$

9

0

2

6