Ram was presented a riddle by his mathematics teacher to find the area of a rectangle whose length and breadth are definite but unknown. Can you find the answer to this riddle among the following options?

L x B

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L(L + B)

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(L + B)(L + B)

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B(L + B)

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Solution

The correct option is A
L x B

The solution to the riddle is L x B. The area of a rectangle is the product of the length of any two adjacent sides. Hence it can be denoted algebraically as L x B when the lengths of the sides are not known.

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Question 100

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If she answers the riddle correctly how ever will she pay for the pencils?

Solve the following riddle by finding the sum of A + B from the following expression:

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