BRAINLIEST PLEASS HELP 7TH GRADE MATH
10PT EASYYY
ANSWER 1 OR MORE I WILL MARK MORE THAN ONCE
PLEASE HELP AND SHOW WORK!!!
What will be the perimeter and the area of the rectangle below if it is enlarged using a scale factor of 4.5?

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .