He ages of four groups of workers are shown. which group has the largest range?

D) Group D

Step-by-step explanation:

A range: 38

B range: 48

C range: 40

D range: 51

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.

i think it is c, not positive though

step-by-step explanation: