The simple interest on $600.00 at 5% per year for two years is?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

The measure of an angle is 117°. what is the measure of a supplementary angle?

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?