Plz help it’s first grade work, and I do t know what to do symmetry is

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 i need !

For what value of (y) is 3^3/3^y =1/9

What is the volume of a cone with a height of 6 cm in the radius of 2 cm