Questions

A solid sphere of diameter 17.5 cm is cut into two equal halves. What will be the increase (in cm2) in the total surface area?

If a chord of a circle subtends an angle of 30° at the circumference of the circle, then what is the ratio of the radius of the circle and the length of the chord respectively?

According to the categories of land mentioned in the Chola inscriptions ___________ was known as the land gifted to temples?

If 2+x+2-x2+x-2-x=2,then the value of X is

If a + b = 17 and a - b = 9 then the value of (4a2 + 4b2) is,

If 4 + 3 = 25 and 8 + 4 = 80 , then, 3 + 2 = ?

A sentence has been given in Direct/Indirect Speech. Out of the four given alternatives, select the one which best expresses the same sentence in Indirect/Direct Speech.

“German is easy to teach”, she said.

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".


The greeting card (also reducing) the need to sit down and write loving messages to our dear ones.