4+1/4 x + 3 = 10 pls help me

Amarathon runner jogging at a constant speed for 45 minutes is it proportional to time or not

Find the solutions for a triangle with a =16, c =12, and b = 63º

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )