Answer:
<u>x = 27</u>
Step-by-step explanation:
Finding variation constant :
Substituting in the equation y = kx, where y = 54 :
- 54 = 2x
- x = 54/2
- <u>x = 27</u>
Def. of Geometric Mean: the nth root of the product of n numbers
The geometric mean of 7 and 11 =
(approximated)
Hope that helped!
Answer:
Step-by-step explanation:
Given
There are 120 Pianist in a competition
(a)In first round 30 pianist is selected
this can be done in 


(b)In the second round 5 pianist is selected out of 30
this can be doe by 


Answer:
59.66
Step-by-step explanation: