Question:
In a city, 30% are females, 40% are males and remaining are children. What per cent are children?
In a city, 30% are females, 40% are males and remaining are children. What per cent are children?
Updated On: Jan 17, 2025
Hide Solution
Verified By Collegedunia
Solution and Explanation
It is given that \(30\%\) are females and \(40\%\) are males.
Children = \((100 - 30 - 40) \%\)
= \(30\%\)
Was this answer helpful?
1
0
Top Questions on 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
- 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
- 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
- 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
- Chalk contains calcium, carbon and oxygen in the ratio \(10:3:12\). Find the percentage of carbon in chalk.
- If in a stick of chalk, carbon is \(3\) g, what is the weight of the chalk stick?
- CBSE Class VII
- Mathematics
- Use Of Percentages
View More Questions
Questions Asked in CBSE Class VII exam
- Express each of the following as a product of prime factors only in exponential form:
(i) 108 × 192 (ii) 270 (iii) 729 × 64 (iv) 768- CBSE Class VII
- Exponents and Powers
- From a circular card sheet of radius 14 cm, two circles of radius 3.5 cm and a rectangle of length 3 cm and breadth 1cm are removed. (as shown in the adjoining figure). Find the area of the remaining sheet. (Take \(\pi\) = \(\frac{22}{ 7}\) )
- CBSE Class VII
- Circles
- The points P, Q, R, S, T, U, A and B on the number line are such that, TR = RS = SU and AP = PQ = QB. Name the rational numbers represented by P, Q, R and S.
- CBSE Class VII
- Need For Rational Numbers
- Multiply and reduce to lowest form (if possible) :
(i) \(\frac{2}{3}\) × 2 \(\frac{2}{3}\)
(ii) \(\frac{2}{7}\) × \(\frac{7}{9}\)
(iii) \(\frac{3}{8}\) × \(\frac{6}{4}\)
(iv) \(\frac{9}{4}\) × \(\frac{3}{5}\)
(v) \(\frac{1}{3}\)× \(\frac{15}{8}\)
(vi) \(\frac{11}{2}\) × \(\frac{3}{10}\)
(vii) \(\frac{4}{5}\) × \(\frac{12}{7}\)- CBSE Class VII
- Multiplication Of Fractions
- Find the product:
(i)\(\frac{9}{2}\)×(-\(\frac{7}{4}\))
(ii) \(\frac{3}{10}\)×(-9)
(iii) -\(\frac{6}{5}\)×\(\frac{9}{11}\)
(iv) \(\frac{3}{7}\)×(-\(\frac{2}{5}\))
(v) \(\frac{3}{11}\)×\(\frac{2}{5}\)
(vi) \(\frac{3}{-5}\) ×\(\frac{-5}{3}\)- CBSE Class VII
- Operations On Rational Numbers
View More Questions