NTPC CBT-2 QUANT QUIZ

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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.

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?

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

Question 4:

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

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:

Question 6:

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

Question 7:

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

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?

Question 9:

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

Question 10:

Find the unit digit of $69 !$