The school store sells blue and black pens. They have 52 blue pens and 78 black pens. They divide the pens into boxes of one color pen, with the same number of pens in each box. What is the greatest number of pens that could be in each box.

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

The polynomial 10x3 + 35x2 - 4x - 14 is factored by grouping. 10x3 + 35x2 - 4x - 14 5x )-20 what is the common factor that is missing from both sets of parentheses?