Help please I’m begging you

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Your client has saved $1,860 for a down payment on a house. a government loan program requires a down payment equal to 3% of the loan amount. what is the largest loan amount that your client could receive with this program