In this question, you're trying to find the unit rate in which the teacher can grade tests.
A unit rate is another word for "rate of change".
This means that we have to find how many tests the teacher could grade in 1 minute.
To find the unit rate, divide 18 by 15
18 ÷ 15 = 1.2
This means that Mr. Rivera can grade 1.2 tests in 1 minute.
Answer:
1.2 tests
Answer:
729/8
Step-by-step explanation:
4 1/2 * 4 1/2 * 4 1/2 = (9/2)^3 = 729/8
Answer: A then 0.700 .7 .70
Step-by-step explanation:
Answer:
$320
Step-by-step explanation:
She made $800 of sales right and her paid commision is 15% so there she receives:15%×$800=$120+a guaranteed $200 dollars each week =$320
