Answer:
70 to 220 i think im confused to
Step-by-step explanation:





Formula used = (a + b) (a - b) = a² - b²
Answer:
pus$y
Step-by-step explanation:
Answer:25800 for 1 hour
Step-by-step explanation:
ewasfzafsagds
Answer:
to get you answer you would have to add 1 1/2 and 2 1/4, then your equation would be 60 ÷ 3 3/4 , then whatever your total is, multiply that by 40 and that would be your answer