Find the indicated vector in terms of i and j.If v = 6i + 2j, find 4v.
A. 10i + 2j
B. 24i + 2j
C. 24i + 8j
D. 10i + 6j
Answer: C
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Simplify. Assume that each variable is nonnegative.
A. 
B. 
C. 
D. 
Determine which quadrant (I, II, III, or IV) the point is located in.(400, -200)
A. I B. II C. III D. IV
Solve the given equation by finding the unknown value.5 ? ? = 690
A. 5 B. 3450 C. 138 D. 685
Solve the problem.Marianne is planning a shopping trip to buy birthday gifts for her son. She estimates that the total price of the items she plans to purchase will be between $350 and $400 inclusive. If sales are taxed at a rate of 8.375% in her area, what is the range of the amount of sales tax she should expect to pay on her purchases? If Marianne's budget for the shopping trip is $425, will she necessarily be able to buy all the gifts that she has planned?
What will be an ideal response?