To find the average, you have to add all the numbers up and then divide by the amount of numbers you added together.
Equation: (86+87+91+x)/4=98
Solve for x:
86+87+91+x=98*4
264+x=392
x=392-264
x=128
The fourth number is 128
Answer:
the answer is 3 just took the test
Step-by-step explanation:
D. You multiply all measurements together. The thickness has nothing to do with how much air will be inside. (: hope this helped ya :)
The answer is b because it is the greater the the other one.
