Add.5x5 - 2x3
A. 17x16
B. 14x5 + 3x3
C. 17x8
D. 14x10 + 3x6
Answer: B
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Solve the problem.If three times the smaller of two consecutive integers is added to four times the larger, the result is 53. Find the smaller integer.
A. 8 B. 6 C. 21 D. 7
Solve the problem.In one town, 238 of the 1750 people who voted in the last presidential election are Hispanic. What percent is this?
A. 7% B. 0.136% C. 13.6% D. 70%
Write the complex number in polar form. Express the argument ? in degrees, with 0 ? ? ? 360°.7 + 7i
A. 7
(cos 45° + i sin 45°)
B. 7
(cos 315° + i sin 315°)
C. 7
(cos 135° + i sin 135°)
D. 7
(cos 225° + i sin 225°)
Solve the mixture problem.How many liters of a 60% alcohol solution must be mixed with 90 liters of a 90% solution to get a 80% solution?
A. 13.5 L B. 4.5 L C. 135 L D. 45 L