Hello,
Please, see the attached file.
Thanks.
15.
Explanation: 1/8 of 40 is 5, 1/2 of 40 is 20. 20+5=25 and 40-25=15
You would use PEMDAS. So there are no P (parenthesis) so we move onto E (exponents). Since there are none of that we move onto M (multiplication) which is shown with (3 x 4). So that would be our first operation.
3.5 pints to a cup is 7 cups, whole number
Divide the circumference by 2 to get the radius which in your case would be 31.4