Answer:
A
Step-by-step explanation:
In order for the length of the pieces to be as great as possible, the number of pieces must be as small as possible. Jason can't keep the rope in one piece, that doesn't count as cutting the rope into pieces because he hasn't cut the rope. If there were 2 equal pieces, each piece would be 60 / 2 = 30 feet, and since 30 is an integer, the answer is 2.
Step-by-step explanation:
what do you mean bro???????
13/27 = ?/324
Since 324 divided by 27 is 12, you multiply 13 by 12 to get '?'
13*12= 156
13/27 = 156/324
? = 156
(i) The mean is
The variance is
Compute the second moment :
Then the variance is
(ii) For a random variable , where are constants, we have
and
Then for , we have