Kendall is building a model sailboat the sail of the actual boat is 6 m tall and 4.5 m wide kendall is making the sail on the model 20 cm tall

Marlow is comparing the prices of two trucks rental compaines company a charges $3 per hour and an addtional $75 as serivce charges company b charges $2 per hour and an additional $85 as serivce charges

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?

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?