the ratio of red cars to blue cars in a parking lot was 5 : 3. if there were 40 cars, how much blue cars were there​

What is the solution of the systems of equations? y=2/3x+3 x=-2

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years