Erin received the following scores on her last four spelling tests.21\25, 82%, 0. 8, 17\20.
Which of these is Erin’s highest score?

The highest score is the last one 17/20

Step-by-step explanation:

Step 1:  Convert all to percentage

21/25 -> 0.84 * 100 -> 84%

82%

0.8 * 100 -> 80%

17/20 -> 0.85 * 100 -> 85%

 The highest score is the last one 17/20

We will convert each of the scores to a percentage.

So, the answer is the last option.

false

step-by-step explanation:

4y - 6 + 4y^2 - 9

before simplifying this contains 4 terms

after simplifying

4y -15 + 4y^2

it contains 3 terms