Curtis types 48 words in 1 minute how many words does curtis type in 8 minutes

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1

Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.

Events a and b are independent. the probability of a occurring is 2/5. the probability of b occurring is 1/4. what is p(a and b)?