
Maths for Class 6 level learn online mathematics
32. Convert 250 ml to liters
0.25 L2.5 L
25 L
33. Convert 2.75 km to meters
2750 m2075 m
2500 m
34. 1 hour 30 minutes = how many minutes?
9080
100
35. Convert 3.5 hours into minutes
210180
200
36. 0.75 m = ? cm
75 cm7.5 cm
750 cm
37. How many grams are there in 2.5 kg?
2500 g25 g
2050 g
38. 2.25 L = ? ml
2250 ml2200 ml
2025 ml
39. Convert 0.5 m to mm
500 mm50 mm
5 mm
40. 7.5 hours = ? minutes
450 minutes750 minutes
370 minutes
41. What is the formula for the area of a rectangle?
Length × Breadth2 × Length + 2 × Breadth
Side × Side
42. Find the perimeter of a triangle with sides 4 cm, 5 cm, and 6 cm
15 cm12 cm
20 cm
43. What is a line segment?
A part of a line with two endpointsA full line
A ray
44. Name three 3D shapes
Cube, Cuboid, SphereTriangle, Square, Line
Circle, Line, Dot
45. What is a vertex in geometry?
The point where two lines meetThe side of a shape
A flat surface
46. Convert 250 cm to meters
2.5 m25 m
0.25 m
47. Convert 3.5 km to meters
3500 m3050 m
350 m
48. Add: 1.5 L + 2.75 L
4.25 L3.25 L
4.15 L
49. Subtract: 3.5 kg − 1.25 kg
2.25 kg1.75 kg
2.5 kg
50. What is the area of a square of side 6 m?
36 sq m12 sq m
18 sq m
51. Find the volume of a cube of side 3 cm
27 cm³9 cm³
18 cm³
52. Convert 2000 ml into liters
2 L20 L
0.2 L
53. A rectangle has length 8 m and breadth 3 m. Find its area.
24 sq m11 sq m
26 sq m
54. What is the perimeter of a square of side 9 cm?
36 cm27 cm
81 cm
55. Convert 5400 g into kg
5.4 kg0.54 kg
540 kg
56. If a pencil costs ₹7, how much do 8 pencils cost?
₹56₹48
₹64
57. A box has 6 rows of 9 chocolates. How many chocolates in total?
5445
63
58. A car travels 60 km in 1 hour. How far will it go in 4 hours?
240 km120 km
180 km
59. Rani had ₹500. She bought a bag for ₹320. How much money is left?
₹180₹220
₹150
60. A tank can hold 40 liters. How many such tanks can store 240 liters?
64
8
61. A stick is 1.25 meters long. What is its length in centimeters?
125 cm12.5 cm
1.25 cm
62. If one book costs ₹145, what is the cost of 5 books?
₹725₹645
₹745
63. A garden is 10 m long and 6 m wide. Find its area.
60 sq m16 sq m
100 sq m
64. A shopkeeper had 90 apples. He sold 54. How many are left?
36 apples46 apples
54 apples
65. There are 48 students in a class. If they sit in 6 rows, how many per row?
86
7
66. Write 25% as a fraction
1/41/5
1/2
67. Round off 3.76 to nearest whole number
43
5
68. Write 1/8 as a decimal
0.1250.25
0.2
69. Convert 0.2 into percentage
20%2%
200%
70. Express 1450 in expanded form
1000 + 400 + 50100 + 400 + 5
1000 + 40 + 50