CTET 2 Math and Science Nov 2012 Paper

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Question : 58 of 120

Marks: +1, -0

Which of the numbers

– 20, -3/4, 1/2, 10

greater than its square?

– 20
1 2
-3/ 4
10

Solution:

Square of

(-20)=400

Square of

(\;\;{-3}/{4})=\;\;{9}/{16}

Square of

(\;\;{1}/{2})=\;\;{1}/{4}

Square of

(10)=100

Among these numbers,

1/2

is greater than its square.

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