541 If the diagonal of a square is doubled. How does the area of the square change? Mathematics Medium Full question → A Becomes fourfold B Becomes threefold C Becomes twofold D none of the above
542 If the base of rectangle is increased by 10 % and the area is unchanged then the corresponding altitude must be decreased by:________? Mathematics Medium Full question → A 9 1/11 % B 10% C 11% D 11 1/9 %
543 The length of a rectangle is twice its breadth, if length is decreased by 5 cm and the breadth is increased by 5 cm. The length of the rectangle is_________? Mathematics Medium Full question → A 20 cm B 30 cm C 40 cm D 50 cm
544 A rectangle has 15 cm as its length and 159 cm2 as its area. Its area is increased to 1 1/3 times the original area by increasing only its length its new perimeter is:_________? Mathematics Medium Full question → A 50 cm B 60 cm C 70 cm D 80 cm
545 The length of a rectangular room is 4 meters. If it can be partitioned into two equal square rooms. What is the length of each partition in meters:________? Mathematics Medium Full question → A 1 B 2 C 4 D Data Inadequate
546 The length and breadth of a square are increased by 40% and 30% respectively. The area of the resulting rectangle exceeds the area of the square by:________? Mathematics Medium Full question → A 42% B 62% C 82% D none of these
547 A hall 20 m long and 15 m broad is surrounded by a verandah of uniform width of 2.5 m. The cast of flooring the verandah at the rate of Rs 3.50 per sq. Meter is__________? Mathematics Medium Full question → A Rs.500 B Rs. 600 C Rs. 700 D Rs. 800
548 If the ratio of the areas of two squares is 9:1 ratio of their perimeters is_________? Mathematics Medium Full question → A 9:1 B 3:1 C 3:4 D 1:3
549 The length of a rectangle is increased by 60 %. By what percent would the width have to be decreased to maintain the same area? Mathematics Medium Full question → A 37 ½ % B 60 % C 75 % D 120%
550 The area of a rectangle is thrice that of a square. The length of the rectangle is 40 cm and the breadth of the rectangle is (3/2) times of the square. The side of the square in cm is__________? Mathematics Medium Full question → A 15 B 20 C 30 D 60
551 The length of a hall is (4/3) times its breadth. If the area of the hall be 300 square meters the difference between the length and breadth is__________? Mathematics Medium Full question → A 15m B 4m C 3m D None of these
552 If the side of a square is increased by 25 % then how much percent does it’s area get increased: Mathematics Medium Full question → A 125 B 156.25 C 50 D 56.25
553 The ratio between the length and breadth of a rectangular field is 5:4. If the breadth is 20 meters less than the length. The perimeter of the field is_________? Mathematics Medium Full question → A 260m B 280m C 360m D None of these
554 The length and breadth of a rectangular piece of land are in the ratio of 5:3. The owner spent Rs 3000 for surroundings it from are the sides at Rs 7.50 per meter. The difference between is length and breadth is_________? Mathematics Medium Full question → A 50m B 100m C 150m D 200m
555 The length and breadth of play ground are 36 m and 21 m respectively. Flag staffs are required to be fixed on all along the boundary at a distance of 3 m part. The number of flag staffs will be___________? Mathematics Medium Full question → A 37 B 38 C 39 D 40
556 The Length of a plot is four times is breadth. A playground measuring 1200 square meters occupies a third of the total area of the plot. What is the length of the plot in meters? Mathematics Medium Full question → A 20 B 30 C 60 D None of these
557 If the length of diagonal AC of a square ABCD is 5.2 cm then area of the square ABCD is_________? Mathematics Medium Full question → A 15.12 sq.cm B 13.52 sq.cm C 12.62 sq.cm D 10 sq.cm
558 A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be_________? Mathematics Medium Full question → A 22 B 23 C 24 D 26
559 Free notebooks were distributed equally among children of a class. The number of notebooks each child got was one-eighth of the number of children. Had the number of children been half, each child would have got 16 notebooks. Total how many notebooks were distributed? Mathematics Medium Full question → A 256 B 432 C 512 D 640
560 In a regular week, there are 5 working days and for each day, the working hours are 8. A man gets Rs. 2.40 per hour for regular work and Rs. 3.20 per hours for overtime. If he earns Rs. 432 in 4 weeks, then how many hours does he work for______? Mathematics Medium Full question → A 160 B 175 C 180 D 195