Given:
A sum of money is divided between A,B and C in the ratio 9:8:7.
Total sum is 480.
To find:
The part of money A get.
Solution:
Let A, B and C get 9x, 8x and 7x respectively.
Total sum is 480.
Divide both sides by 24.
Now,
Therefore, amount received by A is 180.
Answer:
<em>C. 1/60</em>
Step-by-step explanation:
Probability of 3 on a cube: 1 / 6
Probability of 9 from cards 1-10: 1/10
1/6 x 1/10 = 1/60
Answer:
The z-score for Michael's exam grade is 0.50
Step-by-step explanation:
Data
- standard deviation, σ = 2.0
- Michael's exam grade is the value of interest, x = 86
From definition, z-score is computed as follows:
Z = (x - μ)/σ
Z = (86 - 85)/2.0
Z = 0.50
Answer:
X=18
Step-by-step explanation:
