Question

CBSE Class 8 Comparing Quantities try these page 119 ​

Answer 1

Answer:

Step-by-step explanation:

(i) Since, 30% of total surveyed parents helped their children hours”. And 90 parents helped their children for “ hours to 1 hours”.

∴ 30% [surveyed parents] = 90

(ii) Since 50% of the surveyed parents did not help their children.

∴ Number of parents who did not help = 50% of of surveyed parents

= 50% of 300

(iii) Since 20% of the surveyed parents help their children for more than 1 hours. i.e. 20% of surveyed parents help for more than 1 hours.

∴ Number of parents helped for more than 1 hours = 20% of 300

Step-by-step explanation:

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Answer 2

Answer:

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Step-by-step explanation:

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