Jarin wants to save enough money to buy a car that costs $2200. He has
$550 right now and plans to save $20
a day. How many weeks will it take
him to save for his car?

Can you simplify 4/7? 24 points will be awarded!

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

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10