
bearing in mind, "t" is in years, 6months is just 1/2 year
solve for "r", you'd get a decimal amount, multiply times 100, to get the percentage form
Answer:
Step-by-step explanation:
<em>L</em> is 2* <em>W</em> so L=2W
perimeter= 2w+2l
plug in whats given to get
perimeter=2w+4w 4w is because L is *2 of W so that makes L=2w
36=6w
36/6=6
6w/6=w
w=6
6*2=12=L
now we have 6*12=72=Area
Answer:
3*2+4=6+4=10 and 4*6+6-10=24+6-10=30-10=30
Answer: 7.5
Step-by-step explanation: -2/5= -0.4 so -3/-0.4=7.5
Answer:
(final - initial/initial ) * 100
66 - 55/55 * 100
11/55 * 100
100/5
= 20 percent