Exams

What is the total surface area (in sq cm) of a hollow cylinder open at both ends, if its length is 22 cm, external radius is 7 cm and thickness is 1 cm? (Take π = 22/7)

In the following question, a sentence has been given in Active/Passive voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive/Active voice.

My friends are going to watch a movie tonight.

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.
to buy a lemon

In the following question, out of the four alternatives, select the word similar in meaning to the word given.
Vacillate

In the following questions, 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.

Children need to be taught the importance of hygiene early on so that it becomes a _____. Children are the most _____ to hygiene-related disorders like skin issues, rashes, infections, wounds, etc. Teach them early on about what to _____. Teach them that taking a few _____ measures to prevent infections and diseases is _____.

importance of hygiene early on so that it becomes a _____

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

E, I, M, ?, U, Y

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

NET, OGW, PIZ, QKC, ?

Mohan starts to calculate sum of all odd natural number less than 83. What result does he get?