521 The perimeter of a floor of a room is 18m.What is the area of four walls of the room if it; a height is 3m? Mathematics Medium Full question → A 21 Sq.m B 42 Sq.m C 54 Sq.m D 108 Sq.m
522 A rectangular courtyard 3.78min long and 5.25m broad is to be paved exactly with square tiles all of the same size. The minimum number of such tiles is_________? Mathematics Medium Full question → A 430 B 440 C 450 D 460
523 A room is 12 ¼ m long and 7w wide. The maximum length of a square tile to fill the floor of the room with whole number of it’s tiles should be_________? Mathematics Medium Full question → A 200cm B 175cm C 125cm D 150cm
524 A rectangular carpet has an area of 120 square meters and a parameter of 46m. The length of it’s diagonals is_________? Mathematics Medium Full question → A 11m B 13m C 15m D 17m
525 The Ratio of the length and breadth of a plot is 3:2 .If the breadth is 40m less than the what is the parameter of the plot? Mathematics Medium Full question → A 480m B 320m C 400m D 450m
526 The length of a rectangular plot is 4 ½ times that of its breadth. IF the area of the plot is 200 square meters, then what is it’s length? Mathematics Medium Full question → A 25m B 30m C 44m D None of these
527 A rectangular carpet has an area of 60 sq.m its diagonal and longer side together equal 5 times the shorter side. The length of the carpet is:_________? Mathematics Medium Full question → A 5m B 12m C 13m D 14.5m
528 A rectangular carpet has an area of 120 sq.m and a perimeter of 46 m. The length of its diagonal is:_________? Mathematics Medium Full question → A 15 m B 16 m C 17 m D 20 m
529 parallelogram has sides 60 m and 40 m and one of its diagonals is 80 m long then its area is:__________? Mathematics Medium Full question → A 480 sq.m B 320 sq.m C 600√15 sq.m D 450√15
530 If a square and a rhombus stand on the same base then the ratio of the areas of the squares and the rhombus is:_________? Mathematics Medium Full question → A greater than 1 B equal to 1 C equal to 1/2 D equal to ¼
531 In a rhombus whose area is 144 sq.cm on of its diagonals is twice as long as the other. The lengths of its diagonals are:_________? Mathematics Medium Full question → A 24 cm,48cm B 12cm,24cm C 6√2cm,12√2cm D 6cm,12cm
532 The length of a rope by which a cow must be tethered in order that she may be able to graze an area of 9856 sq.m is:________? Mathematics Medium Full question → A 56m B 64m C 88m D 168m
533 The circumferences of two concentric circles are 176 m and 132 cm respectively. What is the difference between their radii? Mathematics Medium Full question → A 5 m B 7 m C 8 m D 44 m
534 The diameter of a circle is 105 cm less than the circumference what is the diameter of the circle? Mathematics Medium Full question → A 44 cm B 46 cm C 48 cm D 49 cm
535 The number of rounds that a wheel of diameter 7/11 m will make in going 4 km is:_________? Mathematics Medium Full question → A 1000 B 1500 C 1700 D 2000
536 A circular wire of radius 42 cm is cut and bent in the form of a rectangle whose sides are in the ration of 6:5 The smaller side if the rectangle is:_________? Mathematics Medium Full question → A 30 cm B 60 cm C 72 cm D 132 cm
537 If the diameter of a circle is increased by 100 % its area is increased by:_________? Mathematics Medium Full question → A 100% B 200% C 300% D 400%
538 If the radius of a circle be reduced by 50% its area is reduced by:_________? Mathematics Medium Full question → A 25 % B 50% C 75% D 100%
539 If the circumference of a circle is 352 meters then its area in Sq.m is:________? Mathematics Medium Full question → A 9856 B 8956 C 6589 D 5986
540 Area of a square with side x is equal to the area of a triangle with base x. The altitude of the triangle is:________? Mathematics Medium Full question → A x/2 B x C 2x D 4x