The length of a rectangle is twice it width. The perimeter of the rectangle is 36cm. Calculate the area of the circle.

You measure the width of a doorway and find that it is 1.20 m wide. Find the greatest possible error of your measurement

Which value of y below is the solution to the system shown below. A) y=6 B) y=-1 C) y=-4 D) y=8 Equations: x+2y=27 2x+3y=46

A lot is 21 ft by 30 ft. To support a fence, an architect wants an upright post at each corner and an upright post every 3 ft in between. How many of these posts are needed?

Product of two consecutive negative integers is 600 what is the lesser ineger

9: Evaluate the following question for f (-2) : f (x) = 3x+2

you are preparing breakfast platters for teacher appreciation week you are serving an equal number of muffins and bagels the muffins come in packs of four in the bagels come in packs of six what is the least number of muffins and bagels you need to

I have a chart. The top bar has the numbers, 150,300,450,600,750, and 900. The bottom has the numbers 10,30,45,60,75, and 90. I need to find the relationship between them, but I can't.

The sum of 2 times a number and 5 is 11

Factor out coefficient of variable for 4h-3

Every day a zookeeper feeds 4 adult gorillas a total of 160 lb of food,. At this rate how many pounds of food would the zookeeper need every day to feed 6 adult gorillas?