Answer:
-16
Step-by-step explanation:
The absolute value of 2 is 2 so -8*2=-16
Answer:
660 ÷ 22 = 30
Step-by-step explanation:
To find how many boxes Sonny packed, you need to divide 660 by 22 to get 30
Answer:
the bottom one is 1/2 which is a equal so the bottom one
Answer:
160 cups of lemonade and 80 packages of cookies.
Step-by-step explanation:
l = lemonade
c = cookies
l+1.5c=280
2c=l
Substitute.
3.5c=280
Simplify.
c=80
Substitute into the second equation.
l=160.
Plug it back into the equations to check.
Answer:
b. 0.055
Step-by-step explanation:
The point estimate of the proportion of people who wear hearing aids is
The number of people in the sample who wear hearing aids divided by the total number of people in the sample.
In this problem, we have that:
Sample of 855.
47 people in the sample had hearing aids.
47/855 = 0.0549
Rounding up
0.055
So the correct answer is:
b. 0.055