Answer:
20
Step-by-step explanation:
I'm not completely sure, however.
12+10 = 22
42-22 = 20
Answer:
3/56
Step-by-step explanation:
There are 8 letters in the word DECEMBER. The probability of picking a C first is 1/8, since there's only one C. Since the letter is not replaced, there are now 7 letters to choose from, out which 3 of those are the letter E. Therefore, the probability of picking an E second is 3/7. The total probability then is equal to
times
, which is equal to
.
Hope this helps! :D
Answer:
13.5
Step-by-step explanation:
9*4.5=13.5
Answer:
x=6√3
Step-by-step explanation:
In 30-60-90 triangles, if the hypotenuse is <em>x</em>, the longest leg is
, and the shortest leg is
.
If the longest leg is 6, then 
Multiply by 2,

If x=12,


So, the shortest leg is 6√3.
Step-by-step explanation:
1/49 because 1 ticket got removed so the total of remaining tickets is 49