Question
If the radius of a circle becomes 15 times, then how
much of its circumference will be the previous perimeter?Solution
Let the radius of the circle be r cm. Circumference of the circle = 2πr New radius of the circle = 15r New circumference of the circle = 2 π × 15r = 15 × 2πr New circumference will be 15 times of its original circumference.
Select the most appropriate option for the given blank.
He succeeded ______ his hard work and determination.
Select the most appropriate option for the given blank.
The teacher ______ the importance of discipline in life.
Find the part of the sentence that has an error. If there is no error, choose ‘No error’.
Each of the players have submitted their identity...
The IIT council has already given in principal approval to the Kakodkar Committee’s recommendations to be implemented from 2013.
...select the segment which contains error in the given sentence .
The boys whom I have invited have come are my friends .
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find the same meaning pairÂ
Find the part of the sentence that has an error.
Neither the teacher nor the students was present in the class.
Improve the bold part of the sentence.
If I knew his address, I would have visited him.
Choose the word that means the same as the given word.
Reluctant
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