WHOEVER ANSWERS CORRECTLY WILL BE BRAINLIEST! The diameter of the circle above is 40 in. What is the circumference of the circle? (Use = 3.14.)
A.
125.6 in
B.
2,512 in
C.
1,256 in
D.
62.8 in

Ineed with number 6 , explain how to get 1978

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.