7th Grade Math

Preparing for Standardized Tests 423

Preparing for

Standardized Tests

Gridded Response: Decimals

When a gridded-response answer is a decimal, write the decimal point in an

answer box at the top of the grid. Then fill in the decimal point bubble.

The graph represents a cyclist’s speed in miles per hour. What

is the slope of the line?

slope = _^57 4 - - 28.5 2

change in y

_change in x

= _28.5 2 or 14.25 The slope is 14.25.

$PSSFDU /05
$PSSFDU





















        

 

14. 25





















        



1 4. 25

The table below shows the costs of dog treats.

Number of

Treats^369

Cost ($) 2.64 5.28 7.92

What is the slope of the line that represents the cost per treat?

Fill in your answer on a grid like the one shown above.

A decimal like 0.75

could be correctly

gridded as 0.75

or as .75.^5

tly

5

Distance (mi)^30

20

40

10

01 234567

50

60

70

Time (h)

Cycling

x

y

(2, 28.5)

(4, 57)

423_425_C07_STP_895130.indd 423 12/31/09 4:35 PM