Problem 1 :
Find the area of a square whose side is 3.60 m.
Solution :
Side length of square = 3.60 m
Area of square = side x side
= 3.60 x 3.60
= 12.96 square meter
Problem 2 :
The weight of 1 bag of sugar is 12.5 kg. What is the weight of 15 such bags?
Solution :
Weight of 1 bag of sugar = 12.5 kg
Weight of 15 such bags = 15(12.5)
= 187.5 kg
Problem 3 :
A vehicle covers a distance of 48.3 km in 2.3 litre of petrol. How much distance will it cover in 1 litre of petrol?
Solution :
Distance covered = 48.3 km
Quantity of petrol used = 2.3 liter
Distance covered using 1 liter of petrol = 48.3/2.3
= 21 liter
Problem 4 :
Ron has 3.60 l of juice. He pours it into 9 glasses equally. How much juice is there in each glass?
Solution :
Quantity of juice = 3.60
Number of glasses = 9
Quantity of juice in each glass = 3.60/9
= 0.4 l
Problem 5 :
Shelly has a ribbon of length 35.14 m. She cuts it into 7 equal parts. What is the length of each equal part?
Solution :
Length of ribbon = 35.14 m
Number of equal parts = 7
Length of each part = 35.14/7
= 5.02
So, length of each part of ribbon is 5.02.
Problem 6 :
The cost of 5 pens is $140.50. What is the cost of 1 pen?
Solution :
Cost of 5 pens = 140.50
Cost of 1 pen = 140.50/5
= 28.1
So, cost of one pen is $28.1
Problem 7 :
The weight of a box is 150.094 kg. What will be the weight of 27 such boxes?
Solution :
Weight of one box = 150.094 kg
Weight of 27 boxes = 27(150.094)
= 4052.538
Weight of 27 boxes is 4052.538 kg.
Problem 8 :
Sonia has 14.84 l of juice. She pours it into 7 jars equally. How much juice is there in each jar?
Solution :
Quantity of juice = 14.84 l
Number of jars = 7
Quantity of juice in each jar = 14.84/7
= 2.12 l
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