Suppose you roll a number cube , find the probability. P(not 5)

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Mia’s gross pay is 2953 her deductions total 724.15 what percent if her gross pay is take-home pay