In 2015, there were approximately 31 comma 90031,900 firearm fatalities (homicides and suicides). express this quantity in deaths per hour. there were approximately nothingm deaths/hour due to firearm fatalities in 2015.

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.

it is true

step-by-step explanation:

all the combinations add up i used   calculator