Allan has to make a delivery that is 1200 miles away. By law, he can only drive his truck for 20 hours without taking a break. What must Allan’s average speed be if he wants to make the delivery before he has to take a break?

t = 3

step-by-step explanation:

put t = 3 in this expression :

(3²-1)(3²-2)(3² - 3)(3² - 4) = 8×7×6×5 = 56×30 = 1680

the answer would be 150 books

step-by-step explanation:

if you divide 300 by 2 you will get 150

replication and blocking

step-by-step explanation: