Find the expression.u = 2i - 2j, v = 4i + 7j; Find u - v.
A. -2i - 9j
B. 6i + 5j
C. -4i + 5j
D. -3i + 5j
Answer: A
Mathematics
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Convert.0.265 hectoliters to liters
A. 265 L B. 26.5 L C. 2.65 L D. 0.0265 L
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If 
and 
find 
when x = 4.
What will be an ideal response?
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Solve the problem.In how many ways can 9 officers be assigned if 4 are assigned to parking, 2 to security, and 3 to emergencies?
A. 1260 B. 15,120 C. 7560 D. 40,320
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For the application, identify the common measure, the whole, the part, and the number of parts. Write the legend, set up and solve the equation.To make a batch of juice, 1
cups of concentrate are required. How many batches of juice can be made from 40 cups of concentrate?
A. 25 batches
B. 22
batches
C. 23 batches
D. 24 batches
Mathematics