Answer:
He can grade 1.25 assignments in 1 minute.
Step-by-step explanation:
Because the teacher can grade 25 assignments in 20 minutes, we can dive 25 by 20 to get the constant rate.

So he can grade 1.25 assignments in 1 minute.
M2=5x+10
.................
g(x) = 12(2)x - 1
h(x) = 3x
We are looking for this :
g(6) * h(6) ....so we have....
12(2)6-1 * 36 =
12(2)5 * 729 =
12*32 * 729 = 279,936 points
Walmart: 10 pens/$8.99 -> $.89/pen
Walgreens: 25 pens/$19.75-> $.79
Walgreens has the better deal
Answer: D) the last one
Step-by-step explanation: