Chapter 6.4, Problem 7PPS

To determine

To find: whether the set of numbers in given table is proportional or not.

Answer to Problem 7PPS

The set of numbers in given table is proportional.

Explanation of Solution

Given information:

Consider the table

Calculation:

Find the ratio of weeks to days in each case

  $\begin{array}{l}\Rightarrow \frac{5}{35}=\frac{1}{7},\\ \Rightarrow \frac{6}{42}=\frac{1}{7},\\ \Rightarrow \frac{7}{49}=\frac{1}{7},\\ \Rightarrow \frac{8}{56}=\frac{1}{7}\end{array}$

All the set of numbers are in same ratio $=\frac{1}{7}$ .

Hence,

The set of numbers in given table are proportional.