Shark is born measuring 21 inches in length. After 2 months, the shark is now 55 inches long. If x is the age of the shark in months, then y is the length of the shark in inches.

At what rate is the shark growing? State your answer as a reduced fraction.

 inches per month

Find an equation of a line in the form y = mx + b that describes the shark's length.​

22 points algebra 1//sum and product of rational and irrational numbers. dont have to do all 4 if could much : )) write an example: 1) how the product of two identical irrational numbers can be a rational number. 2) how the product of two different irrational numbers can be a rational number. 3) write a quotient of intergers that is not a real number. 4) is the set of positive irrational numbers closed for the operation of division? if not give a counter example.