Given:
Width of rectangular backyard =
feet
Length of rectangular backyard =
feet
To find:
The perimeter of yard.
Solution:
Formula or perimeter of a rectangle is

Using this formula, the perimeter of the rectangular backyard is


Therefore, the perimeter of the rectangular backyard is
feet. So,
feet fencing is needed.
1. 24-16=8
2. 28-8=20 he deposited $20
3.28-34= -6 his account balance was -6
4. He deposited $6
Answer:
4.4%
Step-by-step explanation:
solution:
principal (p) = $300
time(t) = 3 years
interest (I ) =$40
rate (r) = ?
we know that,
I = (PTR)/100*
OR, 40 = (300 *3 * R)/100
or, 40 = (900R)/100
or, 40 = 9R
or, 40/9 = R
or, R = 4.4%
Rate(r) =4.4%
5/7 = non orange marbles
?/21 = chances to pick a non blue
21/7 = 3
5x 3 =15
15/21