There are 45students in class 7. Among them 1/3are girls. find the numbers of girls and boys​

Which number produces a rationale number when multiplied by 1/5

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 !

Me d is also an option but i couldn't get it in the picture