Choose 16 distinct integers between 1 and 30. prove that at least two of these differ by 3. is this also true if we choose 15 distinct integers? justify your answer.

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.