15 balls are in bag of red and blue balls if 6 is red how many red balls must be added to bag so that probability is 2÷3

An unknown number of kids and buses are getting assigned. when assigning 4 kids to each bus, there are 2 kids that aren't placed in a bus. when assigning 8 kids to each bus, there are 2 empty buses. how many total kids are there?

Kathleen's gross annual salary is $56,820. what is the maximum amount of rent she can afford to pay? round your answer to the nearest dollar. question 1 options: $1146 $1326 $1656 $2368

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