The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area?
Correct answer B. 50% increase
Tip: press A, B, C or D to answer, and N for the next question.
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See allThe difference between the length and breadth of a rectangle is 23 m. If its perimeter is 206 m, then its area is:
Correct answer D. 2520 m2
What is the least number of squares tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad?
Correct answer A. 814
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The diagonal of a rectangle is 41 cm and its area is 20 sq. cm. The perimeter of the rectangle must be:
Correct answer B. 18 cm
A man walked diagonally across a square lot. Approximately, what was the percent saved by not walking along the edges?
Correct answer C. 30
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