Caleb scored 60 on his first math test. he studied diligently for the next test and earned a score of 90. what is his percent of increase from the first test to the second test?

Caleb's percent of increase from the first test to the second test is:

50%

Step-by-step explanation:

Caleb scored 60 on his first math test.

For the next test he earned a score of 90.

Percentage increase=

Percentage increase=

Percentage increase=

Percentage increase=

Percentage increase=50%

Hence, Caleb's percent of increase from the first test to the second test is:

50%

the answer is d

step-by-step explanation:

the slope of the line is 60

one point on the line is (40,10)

step-by-step explanation:

in the equation outside the parenthesis the equation always tells you the slope. in this case it is 60.

in the parenthesis is also says 40 which is x because it is near the x and 10 is y because it is near y.