The formula is a permutation in which n represents the sample points in the set, while r represents the number of sample points in each permutation.
Answer:
Susan is 3 years and Debbie is 8 years old. after 2 years Susan will be 5 Years and Debbie will be 10 years old
Step-by-step explanation:
let the present age of Susan be x years then Debbie is x+5 years
in 2 years
x +2 = x+5+2/2
x+2=x+7/2
2x +4 = x+7
x=3
Answer:
<span>The irrational number between 5.5 and 5.2 is square root of 30. </span>
Answer:
Results can be 
Step-by-step explanation:
-The solution for this question:
is equal to
×
×
×
× 
-The calculation for
:

Answer:
41.0704225352 or 284x/9 + 0
Step-by-step explanation: