PRE-ALGEBRA, 2012

 PAGE: 36 SET: Exercises PROBLEM: 8

One roll of quarters contains quarters.

a.

Write an expression to find the number ounces in any number of pounds.

Let represents the roll of quarters and  represents the number of quarters.

One roll of quarters contains quarters.

The equation to find the number of quarters in any roll of quarters is .

b.

Find the number of quarters in and rolls.

Make a table for roll of quarters and number of quarters.

 Roll of quarters Input Rule Number of quarters Output

c.

Graph the ordered pairs.

The set of ordered pairs are .

Graph:

Plot the points are

a.

The equation to find the number of ounces in any number of pounds is .

b.

 Roll of quarters Input Rule Number of quarters Output

c.

Graph the ordered pairs.

.

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