In kaplan and simon's experiment, they presented different versions of the mutilated checkerboard problem. participants in the group had the fastest response time.

a. blank

b. color

c. black and pink

d. bread and butter

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

What is the expression in factored form? -20x^2 - 12x a. 4x(5x+3) b. -4x(5x-3) c. -4(5x+3) d. -4x(5x+3)

Randy and trey take turns cleaning offices on the weekends. it takes randy at most 4 hours to clean the offices. it takes trey at most 6 hours to clean the offices. what is the greatest amount of time it would take them to clean the offices together? 2.4 hours 2.5 hours