Exams

In a class of 66 students there are 33 girls. The average weight of these girls is 61 Kg and average weight of the full class is 66 kgs. What is the average weight of the boys of the class?

If the edge of a cube is increased by 10%, then what will be the percentage increase in its volume ?

If 2secA - (1 + sinA)/cosA = x, then the value of x is

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

His mother hoped that(A)/Bunty would grow up to be(B)/the wise and famous man.(C)/No error(D)

Select the word with the correct spelling.

A, B and C enter into a partnership, investing Rs. 6000. A invests Rs. 1000 and B and C invests in the ratio of 2:3. Find the profit of C, when the annual profit is Rs. 2400

"GDP price index" measures changes in the

If x+1x=-2,then the value of x7+1x7