NTPC CBT-2 QUANT QUIZ

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Question 1:

What approximate value should come in place of question mark (?) in the following question?

$\sqrt{1220} \times 16.06+\sqrt{4897}=\text { ? }$

Question 2:

When the numerator of a fraction is increased by 200% and the denominator is increased by 100%, the value of the fraction becomes 8 : 9, then find the value of the original fraction?

Question 3:

The ratio of age of sanjay and Anuj is $5: 4$. Neeraj is 12 year elder than Anuj and 8 years elder than sanjay. Find the sum of the ages of all the three people after 10 years from now?

Question 4:

Find the average of first 15 multiples of 3.

Question 5:

What should come in place of question mark (?) in the following questions?

$? \times(523.5+687.5)=36330 $

Question 6:

$56 \div\left[\frac{1}{3}\{15+12-(9+6-\overline{5+7})\}\right]=?$

Question 7:

Varun and Syan can do a work in 3 days, Syan and Anil can do it in 4 days, and Anil and Varun can do it in 6 days. How many days will Anil alone take to do the work?

Question 8:

If $2 \tan x+3 \cot x=5$, then the value of $4 \tan ^{2} x+9 \cot ^{2} x$ is:

Question 9:

The given pie charts represent the distribution of candidates who enrolled for a bank clerical examination and the candidates (out of those enrolled) who passed the examination, from five different institutes $P, Q, R, S$ and $T$. Study the pie charts and answer the question that follows.

(i) Total number of candidates who enrolled for the examination from five institutes $=5500$

                  Figure (1)

(ii) Total number of candidates who passed the examination from five institutes $=3300$

                  Figure (2)

The average number of candidates passed from institutes $P$ and $Q$ together is what percentage of the total number of candidates enrolled from institutes $P$ and $Q$ together?

Question 10:

The value of $7 \frac{4}{13} \div \frac{5}{26}$ of $\left(4 \frac{3}{5}+7 \frac{2}{5}\right)+\left(7 \frac{1}{6}-2 \frac{1}{3}\right)$ is: