Johnathan traveled at an average speed of 55 miles per hour for 3.5 hours and then traveled at an average speed at 60 miles per hour for 2.5 hours. What was the total distance in miles that Johnathan traveled during this time?

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Which expressions are equivalent to -7+3(-4e-3)? choose all answers that apply: choose all answers that apply: a -4(3e+4)? 4(3e+4) b 12e12e c none of the above

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent. the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244