Simplify the expression. Use the order of operations.12 + 6 ? 5
A. 42
B. 72
C. 90
D. 102
Answer: A
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Solve for x.log9 x + log9 (x - 80) = 2
A. -1, 81 B. 1, -81 C. 9 D. 81
Solve the problem.The height h in feet of a projectile thrown upward from the roof of a building after time t seconds is shown in the graph below. How high will the projectile be after 2.3 seconds?Height (in ft)
A. 450 ft B. 425 ft C. 475 ft D. 500 ft
Determine if the argument is valid or invalid. Give a reason to justify answer.You get soup or you get salad.You did not get soup. ? You got salad.
A. Invalid by fallacy of the inverse B. Invalid by fallacy of the converse C. Valid by the law of syllogism D. Valid by disjunctive syllogism
Solve the problem.A building needs a ramp to make it handicap accessible. By law, the ramp must run 10 inches horizontally for every 1 inch of rise. If the surface of the ramp is 52 inches long how far above the ground is the inclined end of the ramp? Round to the nearest tenth of an inch.
A. 4.7 in. B. 4.1 in. C. 17.3 in. D. 5.2 in.