Answer:
a. 2/20 or 10%
b. Theoretically 2 out of every 20 times the spinner is spun, it will be blue.
Step-by-step explanation:
To determine the number of platelets present in the human body, we need a relation that would relate this value to the given value above which is the number of white blood cells. Fortunately, we are given a ratio of 30. So, we use this value as follows:
number of platelets/number of white blood cells = 30
number of platelets / <span>8×10^3 white blood cells = 30
number of platelets = 240000</span>
Answer: 23
Step-by-step explanation:
AB + BC = AC
AC = 11 + 12 = <u>23</u>
Answer: 48 feet
Step-by-step explanation:
Mechanical Advantage = Force by Hammer / Force by Nail = 160/40 = 4