Gregory predicts that 310 people will attend the spring play. There was an actual total of 220 people who attended the spring play. What is the percent error?

1550 instead of 1100

Step-by-step explanation:

20% of 1100 = 220

20% of 5500 = 1100 and then he went back and changed 5500 to 1550 and found 310.

20% of 1550 is 310

y=3x+4

step-by-step explanation:

given the points a(0,4) and b(-4, -8)

eqn of line ab: (y-4)/(x-0)=(-8-4)/(-4-0)

(y-4)/x=-12/-4=3

y=3x+4

answer: input the dimensions of the room to be painted. click the button to calculate the amount of paint and man-hours needed for this job.

interior paint coverage depends on the brand of paint used. the coverage amount is listed on the label of the paint can. use this to adjust the values in the paint coverage section below. paint usually is applied at 350 to 400 square feet per gallon (primer at 200 to 300 square feet per gallon).

step-by-step explanation: