Find how many numbers are divisible by two and three, then place that number above the total number of items in the set as a fraction. Like this:
The fountain in the pond at the public park near Kevin's house has a pump that recirculates 75 gallons of water in 1/4 of an hou
1 answer:
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Answer:
p=1
Step-by-step explanation:
Given that a day care program has an average daily expense of $75.00. The standard deviation is $5.00.
Sample size = 64
Std error of sample =
Thus sample mean will follow normal with
(75, 0.625)
Required probability
=
It is almost a certain event with p =1
Answer:
10
Step-by-step explanation:
let the number be n then half the number is n, then
n + n = 15
Multiply through by 2 to clear the fraction
2n + n = 30, that is
3n = 30 ( divide both sides by 3 )
n = 10
Thus the number is 10