SSC CPO 13th-March-2019-Shift-1

In the given histogram, what percentage of students got marks less than 45? (Correct to one decimal place)

The Square root of which of the following is a rational number?

What is the sum of the digits of the least number, which when divided by 15. 15 and 27 leaves the same remainder 9 in each case and is also completely divisible by 11 ?

$$\frac{6.75 \times 6.75 \times 6.75 - 4.25 \times 4.25 \times 4.25}{67.5 \times 67.5 + 42.5 \times 42.5 + 67.5 \times 42.5}$$ is equal to:

A shopkeeper marks an article at a price such that after giving a discount of 25%. the gains x%. If the cost price and the marked price of the article are ₹ 460 and ₹ 736 respectively. what is the value of x?

Let $$\triangle ABC \sim \triangle RPQ$$ and $$\frac{ar(\triangle ABC)}{ar(\triangle PQR)} = \frac{1}{4}$$. If $$PQ = 4$$ cm, $$QR = 6$$ cm and $$PR = 7$$ cm, then $$AC$$ is equal to.

In the given pie-chart, total expenditure together on rent and education is what percent less than total expenditure of food and miscellaneous items?

$$5\frac{1}{5}-\left[ 3\frac{1}{2}-\left\{ \frac{5}{6}-\left( \frac{3}{5}+\frac{1}{10}-\frac{4}{15}\right)\right\}\right]$$ is equal to:

The efficiencies of A, B and C are in the ratio 2 : 5 : 7 working together, they can complete a work in 10 days. In how many days will. A alone be able to complete 30% of that work?

In an examination, 53% of the candidates failed in science and 48% failed in mathematics. If 40% failed in both subjects, what percentage passed in both subjects?