NCERT Class 7 Mathematics Solutions: Chapter 8 – Comparing Quantities Exercise 8.2 Part 4 (For CBSE, ICSE, IAS, NET, NRA 2022)

Get unlimited access to the best preparation resource for ISAT Class-7: Get full length tests using official NTA interface: all topics with exact weightage, real exam experience, detailed analytics, comparison and rankings, & questions with full solutions.

Meaning of Percent

1. Convert given percents to decimal fractions and also to fractions in simplest forms:

(a)

(b)

(c)

(d)

Answer:

Below table of Percentage, Fractions in simplest form and decimal form:

Table of Percentage, Fractions in Simplest Form and Decimal Form
S. No.Per centsFractionsSimplest formDecimal form
(a)
(b)
(c)
(d)

2. In a city, are females are males and remaining are children. What percent are children?

Answer:

Given:

Percentage of females

Percentage of males

Total percentage of females and males

Percentage of children Total percentage Percentage of males and females

So, in city are children՚s.

3. Out of voters in a constituency, voted. Find the percentage of voters who did not vote. Can you now find how many actually did not vote?

Answer:

Total voters

Percentage of voted candidates

Percentage of not voted candidates

Actual candidates, who did not vote

So, candidates did not vote.