Write 35% as a fraction in its simplest form

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

What properties allow transformation to be used as a problem solving tool