$18.11 because 20.75/x=100/15
(120.75/x)*x=(100/15)*x - we multiply both sides of the equation by x
120.75=6.6666666666667*x - we divide both sides of the equation by (6.6666666666667) to get x
120.75/6.6666666666667=x 
18.1125=x 
x=18.1125

7 0

2 years ago

A train decreased its speed by 72 miles hour in 12 minutes. Find the average change in speed per minute.

melisa1 [442]

Answer:

6 mph

Step-by-step explanation:

3 0

2 years ago

Pls help I need a good grade I’ll brainlest

expeople1 [14]

Answer:

Step-by-step explanation:

3 0

2 years ago

A figure has vertices at the points (6,5), (6,-4), (-4,-4) and (-4,5). What is the area of the figure

Oxana [17]

Answer:

90 units²

Step-by-step explanation:

The rectangular figure is 10 units wide (from -4 to +6) and 9 units high (from -4 to +5), so its area is 10·9 = 90 square units.

7 0

3 years ago