The simple interest on $931 for 4 years is $144. What is the rate of interest?

The simple interest on $963 for 3 years is $146. What is the rate of interest?

The simple interest on $832 for 3 years is $90. What is the rate of interest?

Calculate the simple interest on $946 at 5% per year for 2 years.

Calculate the simple interest on $553 at 5% per year for 4 years.

Calculate the simple interest on $768 at 5% per year for 4 years.

Calculate the simple interest on $690 at 3% per year for 2 years.

The simple interest on $735 for 3 years is $127. What is the rate of interest?

Calculate the simple interest on $564 at 4% per year for 4 years.

Calculate the simple interest on $676 at 5% per year for 4 years.