NTPC CBT-2 QUANT QUIZ

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

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

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?

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?

Find the average of first 15 multiples of 3.

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

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

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

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?

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

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?

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