What is the area of the given rectangle? I. Perimeter of the rectangle is 60 cm. II. Breadth of the rectangle is 12 cm. III. Sum of two adjacent sides is 30 cm.
Correct answer E. II and either I or III
Tip: press A, B, C or D to answer, and N for the next question.
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See allWhat is the area of rectangular field? I. The perimeter of the field is 110 metres. II. The length is 5 metres more than the width. III. The ratio between length and width is 6: 5 respectively.
Correct answer B. Any two of the three
What is the area of a right-angled triangle? I. The perimeter of the triangle is 30 cm. II. The ratio between the base and the height of the triangle is 5: 12. III. The area of the triangle is equal to the area of a rectangle of length 10 cm.
Correct answer A. I and II only
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What is the area of the hall? I. Material cost of flooring per square metre is Rs. 2.50 II. Labour cost of flooring the hall is Rs. 3500 III. Total cost of flooring the hall is Rs. 14,500.
Correct answer C. All I, II and III
A tank is 25 m long, 12 m wide and 6 m deep. The cost of plastering its walls and bottom at 75 paise per sq. m, is:
Correct answer C. Rs. 558
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