it costs 15 for one surfing lesson and 25 per day to rent a surf board write an expression for the total cost of one lesson and renting a surf board for y days

What is the square root of 45? (step by step working plz)

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)