31. One ton consists of:
(a) 500 kilograms
(b) 1000 kilograms
(c) 1200 kilograms
(d) 1400 kilograms
32. How many kilograms constitute one quintal?
(a) 50
(b) 100
(c) 150
(d) 200
33. 10 decagrams are equal to one hectogram and 10 hectograms are equal to:
(a) 2 kilograms
(b) 1 kilogram
(c) 3 kilograms
(d) 4 kilograms
34. Mention the meters in one Kilometer?
(a) 1000
(b) 1500
(c) 1600
(d) 1800
35. How many square centimeters consist of 100 square millimeters?
(a) 2
(b) 1
(c) 5
(d) 8
36. How many square centimeters constitute one square meter?
(a) 200 sq. decimeter
(b) 100 sq. decimeter
(c) 300 sq. decimeter
(d) 400 sq. decimeter
37. How many square meters are there in one hectare?
(a) 1000
(b) 1200
(c) 1500
(d) 1800
38. 100 hectares are equal to:
(a) 1 sq. kilometers
(b) 3 sq. kilometers
(c) 2 sq. kilometers
(d) 4 sq. kilometers
39. How many decagrams are there in 10 grams?
(a) 1
(b) 2
(c) 3
(d) 4
40. Unit hertz is the measurement of:
(a) Potential difference
(b) Frequency
(c) Electricity
(d) Pitch