A local store orders lightbulbs from two suppliers, AAA Electronics and ZZZ Electronics. The local store purchases 30% of the bulbs from AAA and 70% of the bulbs from ZZZ. Two percent of the bulbs from AAA are defective while 3% of the bulbs from ZZZ are defective.Find the probability that a randomly selected defective light bulb was purchased from AAA Electronics.
Fill in the blank(s) with the appropriate word(s).
0.222
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Solve the problem.If you toss five fair coins, in how many ways can you obtain at least one head?
A. 16 ways B. 32 ways C. 31 ways D. 15 ways
Use the graph to solve the problem. The graph shows the relationship between current I and resistance R if the voltage is fixed. Find the current if the resistance is 2.3?.
A. 0.2 A B. 0.8 A C. 0.6 A D. 0.4 A
Factor the trinomial completely.x5 + 2x4 - 15x3
A. x3(x - 5)(x + 3) B. x3(x + 5)(x - 3) C. (x4 + 5x3)(x - 3) D. (x2 - 5)(x3 + 3)
Solve the problem.A firm making toaster ovens finds that the total cost, C(x), of producing x units is given by C(x) = 25x + 340.The revenue, R(x), from selling x units is determined by the price per unit times the number of units sold, thus R(x) = 35x.Find and interpret (R - C)(78).
A. -$440 loss, cost exceeds income B. $440 profit, income exceeds cost C. $5020 profit, income exceeds cost D. $112 profit, income exceeds cost