Given b = {a, l, g, e, b, r} and c = {m, y, t, h}, find b ∪ c. {} {a} {a, b, e, g, h, l, m, r, t, y}

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cot of 61.6

Wo competing gyms each offer childcare while paretnts work out. gym a charges $9.00 per hour of childcare. gym b charges $0.75 per 5 minutes of childcare. which comparison of the childcare costs is accurate? gym b charges $1.05 less per hour than gym a. gym b charges $1.50 less per hour than gym a. gym b charges $5.25 less per hour than gym a. gym b and gym a charge the same hourly rate for childcare.