UP SI MATHS QUIZ

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Question 1:

In a village, the production of food grains increased by $40 \%$ and the per capita production of food grains increased by $27 \%$ during a certain period. The percentage by which the population of the village increased during the same period is nearest to

Question 2:

A box contains 13 red pens and 32 blue pens. How many red pens must be added to the box so that $80 \%$ of the pens will be red?

Question 3:

The difference between the numbers obtained by adding $8\%$ to a number and subtracting $3\%$ is 407. The original number is-

Question 4:

A mixture of wheat and barley contains 80 % of wheat. How much wheat should be added to 12 quintals of that mixture, so that the percentage of wheat becomes 85%?

Question 5:

51% of a number is 714. What is 39% of this number?

Question 6:

The population of a town is 15,000. If the number of males increases by 8% and the number of females by 10%, then the population will increase to 16,300. Accordingly, find the number of females in that city.

Question 7:

If the income of A and B is 21000 and 18500. The income of A is increased by 30% and the income of B is increased by 40%. Then find the total income of A and B?

Question 8:

If A's salary is $60 \%$ more than B's salary, then by what percentage is B's salary less than that of $A$ ?

Question 9:

On a certain item, the profit is 120% of the cost. If the cost increases by 25% and the selling price remains constant, then what percentage of the selling price is the profit (correct to a whole number)?

Question 10:

Rakesh got $40 \%$ marks in an examination and failed by 30 marks. Aditya got $45\%$ marks and got 40 marks more than the marks required to pass. What is the percentage of marks required to pass?