Add.-15 + 63
A. -78
B. 48
C. 78
D. -48
Answer: B
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Solve the problem.A searchlight is shaped like a paraboloid of revolution. If the light source is located 5 feet from the base along the axis of symmetry and the opening is 14 feet across, how deep should the searchlight be?
A. 12.3 ft B. 2.5 ft C. 9.8 ft D. 0.9 ft
Determine whether the statement is true or false.The greatest common factor of a group of natural numbers is the largest natural number that is a factor of all the numbers in a group.
A. True B. False
Solve. Answer with a complete sentence.Jasvir paid $57.00 for 5 compact discs. What was the price for one compact disc?
A. The price for one compact disc was $10.70. B. The price for one compact disc was $28.50. C. The price for one compact disc was $11.40. D. The price for one compact disc was $11.50.
Find the value of the expression.Let logb A = 2 and logb B = -5. Find logb B2.
A. -25 B. 4 C. 25 D. -10