PLEASE ANSWER BOTH 1) A rectangle has a perimeter of 50 centimeters. If the width of the rectangle is 10 centimeters, what is its length?

a 5 centimeters

b 15 centimeters

c 20 centimeters

d 40 centimeters

2) Makela is putting up a fence in her yard to make a dog run. The dog run is 20 feet long and 15 feet wide. How much fencing does she need for the dog run?

a 35 feet

b 55 feet

c 70 feet

d 300 feet

The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20

What is the length of the unknown leg in the right triangle ?

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.