In a grade 7 class, 1/5 of the students have two pets and 1/20 have three pets. a) Estimate the fraction of the class that either has two or three pets.

b) Calculate the fraction of the class that has either two or three pets.

c) How many students do you think are inthe class? Why?

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

How do your peer relationships affect your overall health status? what can you do to improve your peer relationships?

Which of the following is the graph of y= square root -x-3