Answer:
3/8 cups of sugar.
Step-by-step explanation:
By multiplying the denomintor by 2 you can get half of what it was.
First off, we convert the mixed fractions to "improper", and then divide.
Answer: a. The proportion of the population is between 20 and 30 =0.2356
b. The probability that a randomly chosen value will be between 30 and 40 =0.4680
Step-by-step explanation:
Given : Mean :
Standard deviation :
The formula to calculate z-score :-
For x= 20
For x= 30
For x= 40
a.
b.
Answer:
(3, - 4 )
Step-by-step explanation:
Given a point (x, y ) on the graph of y = f(x) then the corresponding point on the inverse function is (y, x ), thus
(- 4, 3 ) is a point on f(x), then
(3, - 4 ) is the corresponding point on (x)
Step-by-step explanation:
It is 64*0.32=20.48 minutes or 20.5 minutes.