Solve the problem. Round to the nearest cent or tenth of a percent.A local dealer sells baseballs for $25 each. If $11.54 is the cost, what is the percent of markup on the selling price?
A. 35.0%
B. 21.4%
C. 65.0%
D. 53.8%
Answer: D
Mathematics
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Solve the problem.A 5-foot tree casts a 13-foot shadow and creates a right triangle, as shown. At the same time, a nearby building casts a 130-foot shadow, creating a similar right triangle. What is the height of the building?
A. 50 ft B. 70 ft C. 338 ft D. 26 ft
Mathematics
Find the product.25 ? (-2) ? 71 ? 2
A. 7095 B. -7100 C. 1775 D. -1775
Mathematics
Simplify the expression.-23
A. 6 B. 8 C. -6 D. -8
Mathematics
Determine whether the equation defines y as a function of x. -4x + x2 + 28 = y
A. function B. not a function
Mathematics