61 In a hostel there were 100 students. To accommodate 20 more students the average is decreased by rupees 5. But total expenditure increased by Rs.400. Find the total expenditure of the hostel now? Mathematics Medium Full question → A Rs.5000 B Rs.4600 C Rs.5400 D Rs.2300
62 A batsman in his 17th innings makes a score of 85 and their by increasing his average by 3. What is his average after the 17th innings? Mathematics Medium Full question → A 34 B 35 C 36 D 37
63 The average age of a husband and a wife is 23 years when they were married five years ago but now the average age of the husband, wife and child is 20 years(the child was born during the interval). What is the present age of the child? Mathematics Medium Full question → A 1 year B 2 years C 3 years D 4 years
64 The average age of M boys is ‘b’ years and of ‘n’ girls ‘c’ years. The average age of all together is_________? Mathematics Medium Full question → A (mb – nc)/ (m + n) years B (mb + nc)/ (m – n) years C (mb + nc)/ (m + n) years D (mb – nc)/ (m – n) years
65 A team of eight entered for a shooting competition. The best marks man scored 85 points. If he had scored 92 points, the average scores for. The team would have been 84. How many points altogether did the team score? Mathematics Medium Full question → A 625 B 665 C 632 D 656
66 A wire in the form of a circle of radius 3.5 m is bent in the form of a rectangule, whose length and breadth are in the ratio of 6 : 5. What is the area of the rectangle? Mathematics Medium Full question → A 60 cm2 B 30 cm2 C 45 cm2 D 15 cm2
67 What will be the cost of building a fence around a square plot with area equal to 289 sq ft, if the price per foot of building the fence is Rs. 58? Mathematics Medium Full question → A Rs. 3944 B Rs. 3828 C Rs. 4176 D None of these
68 An order was placed for the supply of a carpet whose breadth was 6 m and length was 1.44 times the breadth. What be the cost of a carpet whose length and breadth are 40% more and 25% more respectively than the first carpet. Given that the ratio of carpet is Rs. 45 per sq m? Mathematics Medium Full question → A Rs. 3642.40 B Rs. 3868.80 C Rs. 4216.20 D Rs. 4082.40
69 The length of a rectangular floor is more than its breadth by 200%. If Rs. 324 is required to paint the floor at the rate of Rs. 3 per sq m, then what would be the length of the floor? Mathematics Medium Full question → A 27 m B 24 m C 18 m D 21 m
70 The length of a rectangular plot is thrice its breadth. If the area of the rectangular plot is 867 sq m, then what is the breadth of the rectangular plot? Mathematics Medium Full question → A 8.5 m B 17 m C 34 m D 51 m
71 The area of the square formed on the diagonal of a rectangle as its side is 108 1/3 % more than the area of the rectangle. If the perimeter of the rectangle is 28 units, find the difference between the sides of the rectangle? Mathematics Medium Full question → A 8 B 12 C 6 D 2
72 The ratio of the length and the breadth of a rectangle is 4 : 3 and the area of the rectangle is 6912 sq cm. Find the ratio of the breadth and the area of the rectangle? Mathematics Medium Full question → A 1 : 96 B 1 : 48 C 1 : 84 D 1 : 68
73 Find the area of a parallelogram with base 24 cm and height 16 cm. Mathematics Medium Full question → A 262 cm2 B 384 cm2 C 192 cm2 D 131 cm2
74 Find the area of trapezium whose parallel sides are 20 cm and 18 cm long, and the distance between them is 15 cm. Mathematics Medium Full question → A 225 cm2 B 275 cm2 C 285 cm2 D 315 cm2
75 The perimeter of a triangle is 28 cm and the inradius of the triangle is 2.5 cm. What is the area of the triangle? Mathematics Medium Full question → A 25 cm2 B 42 cm2 C 49 cm2 D None of these
76 If the sides of a triangle are 26 cm, 24 cm and 10 cm, what is its area? Mathematics Medium Full question → A 120 cm2 B 130 cm2 C 312 cm2 D 315 cm2
77 What is the are of an equilateral triangle of side 16 cm? Mathematics Medium Full question → A 48√3 cm2 B 128√3 cm2 C 9.6√3 cm2 D 64√3 cm2
78 If the average marks of three batches of 55, 60 and 45 students respectively is 50, 55, 60, then the average marks of all the students is__________? Mathematics Medium Full question → A 53.33 B 54.68 C 55 D None of these
79 The average weight of 16 boys in a class is 50.25 kg and that of the remaining 8 boys is 45.15 kg. Find the average weights of all the boys in the class. Mathematics Medium Full question → A 47.55 kg B 48 kg C 48.55 kg D 49.25 kg
80 The average weight of A, B and C is 45 kg. If the average weight of A and B be 40 kg and that of B and C be 43 kg, then the weight of B is___________? Mathematics Medium Full question → A 17 kg B 20 kg C 26 kg D 31 kg