Just divide 40 by 100. Then simplify 40/100. The answer is 2/5.
Answer:
140ft.^2
Step-by-step explanation:
3.5 x 4 = 14 (the width)
2.5 x 4 = 10 (the length)
- to find the area of the rectangle, you multiply the width and length
14 x 10 = 140
if you need a more detailed explanation i am free to give one!!
Answer:
Three equivalent expressions are -3(5-2x), 6x-15, and 3(2x-5).
Step-by-step explanation:
They are equivalent because they equal the same value for x and make the same answer.
Answer:
Step-by-step explanation:
<u>Given:</u>
- Initial mass is m = 80 g.
- Half life = 10 days
- Total time = 60 days
<u>Number of half-life periods:</u>
<u>Equation for remaining sample:</u>
- s = m*(1/2)^r
- s = 80*(1/2)^6 = 80/64 = 1.25 g
