The following table gives the growth chart of a child.
Draw a line graph for the table and answer the questions that follow.
(a) What is the height at the age of 5 years?
(b) How much taller was the child at the age of 10 than at the age of 6?
(c) Between which two consecutive periods did the child grow faster?
Solution:
The graph of the table is as follow:
(a) The height at the age of 5 years is 100 cm
(b) At the age of 10 the height is 20 cm more than the height at the age of 6.
(c) The child grew faster between ages 2 & 4 and 4 & 6
✦ Try This: The following table gives the growth chart of a child.
Height (in cms) | 75 | 90 | 110 | 120 | 125 | 130 |
Age (in years) | 2 | 4 | 6 | 7 | 9 | 11 |
Draw a line graph for the table and answer the questions that follow.
(a) What is the height at the age of 9 years?
(b) How much taller was the child at the age of 11 than at the age of 7?
(c) Between which two consecutive periods did the child grow faster?
The graph for the table is drawn below:
(a)The height at age of 9 years is 125 cm
(b)The child of age 11 years is 10 cm taller than a child of age of 7 years.
(c)The child grew faster in two consecutive periods 4-6 years and 6-7 years.
☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 15
NCERT Exemplar Class 8 Maths Chapter 12 Problem 64
The following table gives the growth chart of a child. Draw a line graph for the table and answer the questions that follow. (a) What is the height at the age of 5 years, (b) How much taller was the child at the age of 10 than at the age of 6, (c) Between which two consecutive periods did the child grow faster?
Summary:
The line graph drawn in the solution shows the variation of height of the child with age. The height of the child is 100 cm when age is 5 years.
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