Draw two lines inside the rectangle to split it into 1 trapezowym and 2 right angled triangles

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount

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! )