Last year, Kristen went bowling several times and earned an average score of 84 points. This year, she improved her score to an average of 105 points. What is the percent of increase in Kristen's average score?

percentage increase in Kristen's average score is = 25%

Step-by-step explanation:

Given:-

- The last year score, Si = 84 points

- This year score, Sf = 105 points

Find:-

What is the percent of increase in Kristen's average score?

Solution:-

- We are to determine the percentage increase in Kristen's average score from last year.

- The relation to develop percentage increase "%inc" is given by:

                              %

- plug in the values:

- The percentage increase in Kristen's average score is = 25%

11.2

step-by-step explanation:

when doing tangent the tangent of the angle is equal to the opposite side from the angle over the adjacent side to the angle.

tan43 = x / 12

move 12 over by multiplying each side by 12

12tan43 = x

x = about 11.2

what are you doing do you need examples of variable questions?

step-by-step explanation:

5a-1=9               bring the one over the =

5a=10                     divide by your variable

a=2

brainliest? ?

here try this one

3a-24=0