UP CONSTABLE QUANT QUIZ-3

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Question 1:

$40 \%$ of $210+\sqrt{289} \times15-51 \times \sqrt{16}=$ ?


Question 2:

At simple interest a certain sum amounts to ₹ 12,000 in 5 years and to ₹ 18,000 in 8 years. What is the rate of simple interest per annum on offer?

Question 3:

A train crosses a platform 450 m long in 60 sec at a speed of 72 km/h, the time taken by the train to cross an electric pole is ?

Question 4:

What is the volume of the largest right circular cone that can be cut out from a cube whose edge is $10 \mathrm{~cm}$ ?

Question 5:

If $a: b: c=2: 3: 7$, then what is $2 a: 3 b: 7 c$ ?

Question 6:

The third proportional of 42 and 63 is:

Question 7:

On selling an article for ₹ $800$, a person loses $20 \%$ of its selling price. At what price should he sell it to gain $25 \%$ on its cost price?

Question 8:

The value of a machine depreciates every year by 10%. If its present value is ₹35,000, then the value of the machine after 2 years will be:

Question 9:

$\frac {5}{ 6}$ of a number is 655 , find $\frac {9}{ 20}$ of the same number.

Question 10:

Find the average of the numbers appearing on all 6 faces of a cubical die numbered 1 to 6 .