Answer:
r= 15
Step-by-step explanation:
-1 , 1 ..........................................................
81 inches converted to feet is 6.75 feet
In a sequence of events, the
total possible number of ways all events can performed is the product of the
possible number of ways each individual event can be performed. Since there
are 10 openings
<span>P = 40 x 39 x 38 x 37 x 36 x 35
x 34 x 33 x 32 x 31 = 3.07599 x 10^15 different combinations</span>
Answer:
A. 30 : 54
Step-by-step explanation:
If you divide 30 by 6 and 54 by 6, you'll get a ratio of 5 : 9, which is the same ratio shown in the problem
Hope this helps :)