Exams

The mean of marks secured by 60 students in division A of class X is 64, 40 students of division B is 60 and that of 60 students of division C is 58. Find the mean of marks of the students of three divisions of Class X.

Among the following which one lays eggs and does not produce young ones directly?

In ΔABC, ∠B=90 deg and BC= √3 AB. Find the measurement of ∠A

If the number 247_679 is completely divisible by 9, then the smallest whole number in the place of the blank digit will be

Which compound is used in Anti-malarial drug?

From which monument, Gautama Buddha propagated his divine knowledge of Buddhism to the world?

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

There is now a reasonably ______ body of evidence suggesting that, even from the most rigorous scientific perspective, unselfishness and concern for others are not only in our own interests but also, in a sense, innate to our biological nature.

A tent is to be built in the form of a cylinder of radius 5 m surmounted by a cone of the same radius. If the height of the cylindrical part is 6 m and slant height of the conical part is 10 m, how much canvas will be required to build the tent? Allow 20% extra canvas for folding and stitching. (Take π = 22/7)