A jar top is shaped like a circle. The circumference of the top is 20π centimeters. Which measurement is closest to the area of the top in square centimeters?

31.4 cm²

62.8 cm²

314 cm²

1,256 cm²

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%