1. At the beginning of the year, Wayne could type 30 words per minute. By the end of
the year, Wayne was typing 48 words per
minute. Was this an increase or decrease?
What is the percent change?

Increase word per minute and percentage changed are 18 word per minute and 60%

Beginning typing speed = 30 word per minute

Ending typing speed = 48 word per minute

Increase word per minute = Ending typing speed - Beginning typing speed

Increase word per minute = 48 - 30

Increase word per minute = 18 word per minutes

Percentage change = [18 / 30]100

Percentage change = [0.6]100

Percentage change = 60%

link

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right