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Mathematics
List of top Mathematics Questions on Use Of Percentages
Find the whole quantity if
5% of it is 600.
12% of it is Rs 1080.
40% of it is 500 km.
70% of it is 14 minutes.
(e) 8% of it is 40 litres
CBSE Class VII
Mathematics
Use Of Percentages
Convert each part of the ratio to percentage:
3:1
2:3:5
1:4
1:2:5
CBSE Class VII
Mathematics
Use Of Percentages
Chalk contains calcium, carbon and oxygen in the ratio
10
:
3
:
12
10:3:12
10
:
3
:
12
. Find the percentage of carbon in chalk.
If in a stick of chalk, carbon is
3
3
3
g, what is the weight of the chalk stick?
CBSE Class VII
Mathematics
Use Of Percentages
The population of a city decreased from 25,000 to 24,500. Find the percentage decrease.
CBSE Class VII
Mathematics
Use Of Percentages
A local cricket team played 20 matches in one season. It won 25% of them. How many matches did they win?
CBSE Class VII
Mathematics
Use Of Percentages
Meeta saves Rs 400 from her salary. If this is 10% of her salary. What is her salary?
CBSE Class VII
Mathematics
Use Of Percentages
Out of 15, 000 voters in a constituency, 60% voted. Find the percentage of voters who did not vote. Can you now find how many actually did not vote?
CBSE Class VII
Mathematics
Use Of Percentages
In a city, 30% are females, 40% are males and remaining are children. What per cent are children?
CBSE Class VII
Mathematics
Use Of Percentages
Convert given per cents to decimal fractions and also to fractions in simplest forms:
25%
150%
20%
5%
CBSE Class VII
Mathematics
Use Of Percentages
Find:
15% of 250
1% of 1 hour
20% of Rs 2500
75% of 1 kg
CBSE Class VII
Mathematics
Use Of Percentages