Answer:
8/11.
Step-by-step explanation:
0.7272.... * 100 = 72.7272.......
0.7272... * 1 = 0.7272.... Subtracting:
0.7272.... * 99 = 72.
so 0.7272..... = 72 / 99
= 8/11.
Answer:
I prefer A is the option that suits this question
Answer:
A. 637
B. 0.2240 (4 dp) = 22.4% (nearest tenth)
Step-by-step explanation:
<u>Normal Distribution</u>
Given:
<h3><u>Part A</u></h3>
Total number of bodybuilders = 1500
Therefore, the number of bodybuilders between 180 and 190 pounds is:
<h3><u>Part B</u></h3>
Here:
1.25 × 0.45 = 0.5625
WORK:
1.25
×0.45
---------
0.05 × 0.05 = 0.0025
0.05 × 0.4 = 0.020
0.2 × 0.05 = 0.010
0.2 × 0.4 = 0.08
1 × 0.45 = 0.45
---------------------
0.0025
0.0200
0.0100
0.0800
+0.4500
-------------
0.0225
0.0900
+0.4500
------------
0.1125
+0.4500
-------------
0.5625