Question

find the the percentage of the number quantity is 10% of a litre​

Answer 1

Examples :

1) 30 % of 180

Solution :

30/100 = x/180

Cross multiply

100x = 30 . 180

100x = 5400

∴ x = 5400/100

= 54

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2) 75 % of 400

Solution :

75/100 = x/400

Cross multiply

100x = 75 . 400

100x = 30,000

X = 30,000/100

x = 300

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Answer 2

1 litre =1000ml

so,,

10% of 1000

10/100*1000

=1000