I honestly don’t know so don’t pay attention to me pls I’m so sorry
Answer:
option D

Step-by-step explanation:
Given in the question an expression,

Step 1
Divide and multiple by
to remove radical sign from denominator.

Step 2
Apply a² - b² = (a+b)(a-b)

Step 3

Step 4

Step 5

He would travel 6 miles every hour or so
Answer:
5 1/2 miles per 1 hr
Step-by-step explanation:
biked 1 3/8 miles in 1/ of an hour
1 3/8 miles = 11/8 miles in 1/4 of hour
11/8 miles divided by 1/4 hr
11/8 ÷ 1/4
11/8 * 4/1 =44/8 = 5 4/8 miles in 1 hr or 5 1/2 miles per 1 hr
Answer:
1 hour and 20 minutes
Step-by-step explanation:
45+25+10=80 minutes which equal 1 hour and 20 minutes