Asample with witch of these variances has a standard deviation that is greater than the variance? a. 1.75 b. 1.5 c.2.5 d 0.25

D. 0.25 is the answer you are looking for

75 tickets have been sold so far.

step-by-step explanation:

in this question it is clearly mentioned that 45 children's tickets have been sold and this number is 60% of the total tickets sold.

now let's assume the total number of tickets sold be x.

then 60% of x = 45

⇒

⇒ x(.6) = 45

by dividing with .6 on both the sides of the equation

⇒ x = 75

therefore 75 tickets have been sold so far.

whats the