Answer:
The height must be less than 64in.
Step-by-step explanation:
The formula for the perimeter of a rectangle is:
P=2*W+2*H
Where
P : Perimeter
W: Width
H: Length
So the for a perimeter less the 180in.
180>2*26+2*H
180>52+2H
180-52>2H
128>2H
H<64
So the height must be less than 64in.
3) Every year a classroom of students holds a car wash to raise money to help fund a good cause in their community. This year the class wants to purchase Electric Blankets for their local Senior Citizens Center. Each blanket costs 52 dollars. Their teacher says every year the class raises between 2,000 and 2,500 dollars. Using that estimate, what inequality below BEST represents how many blankets (B) the class can expect to buy for the Center?
A) B>2000
B) 2000
C) B<2500
D) 38<=B<=48
4) Jimmy does yard work around his neighborhood. In a given week he works at least two days, but no more than five. And on the days he does work, he earns at least three dollars per day, but no more than seventeen dollars per day. Write an inequality that models how much money (M) Jimmy makes per week.
A) 5<=M<=22
B) 3<=M<=17
C) 6<=M<=85
D) 2<=M<=5
5) A school wants to put on a dance recital. Middle School dancers have short programs that run four minutes long. High School performers will dance longer with longer programs seven minutes in length. The entire program cannot have more than ten dances and the entire recital must be over in less than 90 minutes. What pair of inequalities BEST represents the number of short Middle School dances (M) and the number of longer High School dances (H) that can be performed given these limitations?
A) M+H>=10,4M+7H<90
B) M+H<=10,4M+7H<90
C) 4M+7H<=10,4M+7H<90
D) M+H<=10,M+H<90
when answer can you please put the number of the question so i know which answer belongs to which question Thanks for your help :)
Solve equation. Check your answer.
Answer:
x=4. Verified, Not wrong.
Step-by-step explanation:
24=9x+4-4x
24 = 5x+4
20-4
5x=20
(divide)
x=4
Step-by-step explanation:
24-4=9x-4x
20=9x-4x
20=5x
x=4
windows; how much will it cost?
y= rate • x + constant