Eduardo é um homem de negócios e possui 10 ternos,20 camisas,30 gravatas e 5 pares de sapatos. De quantas maneira ele poderá se arrumar para uma reunião importante, sendo que vai usar um terno, uma camisa, uma gravata e um par de sapatos?

Matilda and kathryn went on different road trips over spring break.the equation below represents the number of miles matilda drove in x hours.y = 60xthe table below shows the number of miles kathryn drove in x hours.time(in hours)distance(in miles)114228342456who drove at a greater speed? a. matilda drove at a greater speed.b. matilda and kathryn drove at the same speed.c. kathryn drove at a greater speed.d.there is not enough information to determine their speeds

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Which represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6