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Chapter 7: Q6. (page 243)

Express the ratio in simplest form.

An office copy machine can make a reduction to90% , thus making the copy slightly smaller than the original. What is the ratio of the length of a line of text in the original to the length of a copy of that line?

Short Answer

Expert verified

The ratio of the original length of a line of text with the length of a copy of that line is10:9 .

Step by step solution

01

Step 1. Given information.

It is given that a machine makes a reduction to90% of the length of a line.

02

Step 2. Concept used.

Ratio of two numbers is a quotient when a number is divided by other.

Then,

length of the copy of line = 90%of length of the original line

03

Step 3. Find the ratio.

Find the ratio of the original length of a line of text with the length of a copy of that line.

Ratio=100%90%

=109

Therefore, the ratio of the original length of a line of text with the length of a copy of that line is10:9 .

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