All I know is that question 1 is B and I think for question 3 is Sammy is correct.
<span>The greatest possible error in a given measurement is half of term's
measuring unit; and more complex math stuff the answer is 5 miles.</span>
Answer:

Step-by-step explanation:

Swap sides:

Multiply to both sides by 6:

Group like terms:

Simplify the fraction:

Multiply the fractions

Simplify the arithmetic:
