Answer:
c
Step-by-step explanation:
you could multiply each denominator by the same which is the only possible answer
Answer:
45 ways
Step-by-step explanation:
Total number of kids = 10
We have to select the 2 kids
So the number ways to select two kids 
We know that 
So 
So there are 45 ways to select 2 competitors
Answer: circumference of a circle = 2πr
Step-by-step explanation:
M= 40h + 200
m= The total amount of money the designer make
h= number of hours
Step-by-step explanation:
there are 13 cards per 4 suits, totalling 52 cards in an entire deck
13 represents an entire 1 suit out of 52 cards
13/52 = 0.25
thus your answer is 0.25% or 1/4