Four circles shown below are connected by lines. Each circle is to be coloured using either yellow, black or red. How many ways are there to colour the four circles if no two circles connected by a line can have the same colour?

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 (monthly car loan payment per $1,000 borrowed) i need !