Chapter 6.III, Problem 10RE

### Contemporary Mathematics for Busin...

8th Edition
Robert Brechner + 1 other
ISBN: 9781305585447

Chapter
Section

### Contemporary Mathematics for Busin...

8th Edition
Robert Brechner + 1 other
ISBN: 9781305585447
Textbook Problem

# Solve the following increase or decrease problems for the unknown. Round decimals to hundredths and percents to the nearest tenth.$46 decreased by 10 1 2 % = _ _ _ _ _ _ _ _ _ _ _ To determine To fill: The blank provided for the statement, “$56 decreased by 1012% = _____________”.

Explanation

Given Information:

The expression is, “$56 decreased by 1012%”. Consider that the original value or the base is$56 and rate of decrease is 1012%.

As the rate of change is a decrease, so subtract that change from 100% so as to compute the rate,

R=100%10.5%=89.5%

Here, portion is missing.

The formula to compute portion is P=B×R

Compute portion by substituting B=56 and R=89

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