Monica purchased adult and youth tickets for the fair. she bought x adult tickets for $28 each and y youth tickets for $15. write an expression that can be used to show the total cost, c, of all tickets.
a) c = (28 + 15)x
b) c = 28x + 15y
c)c = 28y + 15x

Asap i need it now choose all the answers that apply. sex-linked disorders affect males more than females affect females more than males can be carried by females, without being expressed are always expressed in males are caused by genes carried on the x and y chromosomes

1. if we have 3 babies what is the probability they’re going to be all boys? 2. if we roll 2 die at the same time what is the probability of getting less than 10 on the first roll and a 5 on the second roll 3. if we have 3 babies what is the probability their is going to be 2 girls? 4. if we have 3 babies what is the probability of having no more than 1 girl? 5. it we have 3 babies and then have another 3 babies what is the probability of us having at least 1 boy and then having all girls?

Simplify the expression. -2/5(10+15m-20n)