Answer:
1. first option
2. second option
3. second option
Step-by-step explanation:
i dunno i did the math and used a calculator. im pretty confident with my answers so hopefully theyre right
Answer:

80 is the number in the square root
Step-by-step explanation:

As was the case in your previous question, this problem involves setting two ratios equal to each other. We call such an equation a proportion.
16 miles = x miles
(1/2) inch 2 3/4 inches
x = (11/4) * 16 = (11/4) * 2 * 16 = 88 miles
(1/2)
Answer:

Step-by-step explanation:
We are given that
Side of square carpet,s=5 ft

1 foot=12 in
We have to find the maximum error in the area of the carpet by using the linear approximation .
Area of square,A=

Substitute the values


Hence, the maximum error in the area of the carpet=