Answer:
profit%=35%
Let cp be x
profit =$280
To find cost price of a refrigerator use formula
profit%=profit/cost price *100
35%=$280/x*100
35%=$28000/x
35*x=$28000
x=$28000/35
x=$800
now to find the selling price of a refrigerator use formula
selling price=cost price +profit
=$800+$280
=$1080
Step-by-step explanation:
therefore the cost price of a refrigerator is $800 and selling price is $1080
I dont know
trying asking your teacher
X - the amount of money collected by Aiden
y - the amount of money collected by Jacob
Aiden and Jacob collected money in the ratio of 3.5 : 6.8.

Jacob collected $115.50 more than Aiden.

The total amount of money they collected is
$360.50.
Well K is the sum of two integers so the product equals 2*11, as a Hero pointed out:
ac=2*11=22
k=sum of two integers so now it = to 22
I hope this helps :D
Answer: 36
Step-by-step explanation:
Each side of square are equal length
4 sides
9+9+9+9=36