PLS HELP ! URGENT
will mark brainliest

The total number of dental clinics total for the last 12 months was recorded

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%

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.