Mathematics MCQs — Test 42
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Question 1
If the length of a rectangle is increased by 20% and it’s breadth is decreased by 20% then it area________?
Question 2
If each side of a square is increased by 50% the ratio of the area of the resulting square to the area of the given square is__________?
Question 3
A circle and a rectangle have the same perimeter. The sides of the rectangle are 18cm and 26cm.What is the area of the circle?
Question 4
The diagonal of a square is 4√2cm. The diagonal is another square whose area is double that of the first square is__________?
Question 5
The perimeter of a rectangle and square are 160m each. The area of the rectangle is less than that it’s square by 100cm meters. The less than that of the square by 100 sq.meters. the length of rectangle is___________?
Question 6
The length of a rectangular plot is twice its breadth. If the area of the rectangular plot is 6075 sq.meters .what is its length?
Question 7
The length of a rectangular plot is increased by 25%. To keep it’s area uncharged the width of the plot should be___________?
Question 8
Find the least square number which is divisible by 10, 12, 15 and 18?
Question 9
A rectangular field has dimensions 25m by 15m. Two mutually perpendicular passage of 2m width have been left in it’s central part and grass has been grown in rest of the field. The area under the grass is____________?
Question 10
The perimeter of a rectangle is 60m. If it’s length is twice its breadth then its area is__________?