Area = Length × width
Area = 5/6 × 15/7 = 75/42 mi²
Area = 
Answer:
Student A and Student B both answered 2 questions correctly.
See explanation below
Step-by-step explanation:
Note: that answers in the form:

ARE ALL EQUIVALENT.
First of all, 4/5 is equivalent to 0.8 if we do long division.
and 19/20 is 0.95 if we do long division.
Now, <u>Student A:</u>
Both of the fractions are correct and the negative sign is equivalent and makes the answer correct, so both are correct.
For <u>Student B:</u>
Similarly, both answers are correct for this student as well, looking at the equivalence we showed first.
Also, "-" (negative) in front of the parenthesis and inside parenthesis here doesn't matter.
Hence,
Student A and Student B both answered 2 questions correctly.
Answer:
-457
i think i used a calculator
hope this helps
Step-by-step explanation:
Given length of the garden = 35 feet
Given width of the garden = 15 feet
Let's assume the walkway has a width of x feet.
The figure of the garden with walkway is attached below.
Length of walkway= 
Width of walkway = 
Area of walkway = length of walkway * width of walkway
Area = 
Area = 
Area =
.... Answer