UP POLICE MATHS QUIZ-19

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Question 1:

If the number 59a443 is divisible by 3, then the value of 'a'?

Question 2:

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

$29 \frac{2}{5}+7 \frac{3}{5}-12 \frac{3}{10}=?-2 \frac{13}{15}$

Question 3:

The profit made by selling an article for Rs.49,531 is equal to the amount of loss incurred on selling the same article at Rs. 46,749 . What will be the profit (in Rs.) if it is sold for Rs. 48,721 ?

Question 4:

The tax imposed on an article is decreased by $10 \%$ and its consumption is increased by $10 \%$. Find the percentage change in revenue from it.

Question 5:

The average score of 84 students (boys and girls) in a test is 95 . The ratio of the number of boys to that of girls is $10: 11$. The average score of the boys is $20 \%$ less than that of the girls. What is the average score of the boys in the test?

Question 6:

Motu and Patlu are partners in a business. If Motu contributes $\frac{1}{3}$ of total investment for 18 months and Patlu gets $\frac{1}{4}$ th of profit then for how much time Patlu contributed his investment?

Question 7:

The amount received at $14 \%$ per annum compound interest after 2 years is Rs 32490 . What was the principal (in Rs.)?

Question 8:

Akhil drives a car from his home to office at an average speed of 50 km/h and reaches office 10 min early. But one day due to some problem with the car, he could drive at an average speed of 30 km/h only and reached office 10 min late. How far is his office from home?

Question 9:

A does $\frac{3}{5}$ of work in 12 days then B joined him and together they completed the remaining work in 5 days. In how many days can B alone finish $45 \%$ of the whole work?

Question 10:

A solid is hemispherical at the bottom and conical above. If the surface areas of the two parts are equal, then the ratio of radius and height of its conical part is: