The vertices of a rectangle are given in the columns of the matrix

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost. swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Which table shows a proportional relationship between miles traveled and gas used?