Answer:

Step-by-step explanation:
the other 3 are perfect squares and have rational answers.

Answer:
16/3 or 5.3
Step-by-step explanation:
150 miles = 4 hours
Find how long it takes to travel 50 miles(GCF between 150 and 200)
150/3 = 4/3
50 miles = 1 1/3 hours: multiply by 4 to get 200 miles
50 x 4 = 4/3 x 4/1
200 = 16/3
16/3 hours or 5.3
The answer to this question is c
When a number and letter are together, it means multiplication.
So, it is read as "23 times f".
(3a-4b)²
= 9a² - 12ab + 16b²