UP POLICE MATHS QUIZ-22

Question 1:

The income of a company increases 30 % per year. If its income is ₹ 70,98,000 in the year 2018 , then the income in 2016 was:

₹ 48,00,000

₹ 42,00,000

₹ 45,00,000

₹ 40,00,000

Question 2:

Arrange the following in descending order :$\sqrt[3]{4}, \sqrt{2}, \sqrt[6]{3}, \sqrt[4]{5}$

$\sqrt[3]{4}>\sqrt[4]{5}>\sqrt{2}>\sqrt[6]{3}$

$\sqrt[4]{5}>\sqrt[3]{4}>\sqrt[6]{3}>\sqrt{2}$

$\sqrt{2}>\sqrt[6]{3}>\sqrt[3]{4}>\sqrt[4]{5}$

$\sqrt[6]{3}>\sqrt[4]{5}>\sqrt[3]{4}>\sqrt{2}$

Question 3:

What is the value of $22-[23-\{24-(27-\overline{29-30})\}]$ ?

$-5$

$-4$

$-3$

$1$

Question 4:

The cost price of an article is $25 \%$ less than its selling price. What is the profit or loss percentage?

$33.33 \%$, loss

$66.67 \%$, profit

$33.33 \%$, profit

$66.67 \%$, loss

Question 5:

The average of 25 observations is 13. It was later found that an observation 73 was wrongly entered as 48 . The new average is

$12.6$

14

15

$13.8$

Question 6:

A invested Rs. 5000 in a business and after 6 months, B also joined him. At the end of year B received Rs. 2700 profit out of Rs. 8700 . Find the investment of B.

Rs. 4000

Rs. 5400

Rs. 4800

Rs. 4500

Question 7:

How much money do you need to invest at 40% compounded annual interest compounded quarterly, so that you get $Rs. 146.41$ to be refunded?

Rs. 115

Rs. 95

Rs. 100

Rs. 110

Question 8:

Two trains started running from the same point at the same time in opposite directions. The speed of the two trains are 8 m/s and 7 m/s respectively. How much time will they take to be 189 km apart? (in hours)

3 hrs. 10 min.

4 hrs. 20 min.

3 hrs. 30 min.

4 hrs. 50 min.

Question 9:

3 men and 4 woman can do a piece of work in 7 days, where as 2 men and 1 women can do it in 14 days 7 women will complete the some work in?

$9 \text { days } $

$12 \text { days }$

$8 \text { days }$

$10 \text { days }$

Question 10:

The cost of levelling a circular field at ₹ 5 per $m^2$ is ₹ 19,250 . What is the cost (in ₹) of putting a fence around it at ₹ 24 per $m$ ? ( Take $\left.\pi=\frac{22}{7}\right)$

4752

5500

5280

4224