The total number of problems she needs to grade is 6.
Answer: (bc+2ac+3ab)/(abc)
Hello :) please refer to the pic below!
Answer:
10/14, 15/21, and 20,28
Step-by-step explanation:
You just need to multiply a number on the numerator and the denominator. Remember, whatever you do to the numerator you have to do on your denominator.
Answer:
$3.57
Step-by-step explanation: