Solve the problem.Find the Fahrenheit temperature when the Celsius temperature is 90° C.

A.  °F
B. 162 °F
C. 194 °F
D. 122 °F


Answer: C

Mathematics

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Solve the problem.The number of quarters needed to double an investment when a lump sum is invested at 4%, compounded quarterly, is given by n = . In how many years will the investment double, to the nearest tenth of a year?

A. 17.4 yr B. 69.7 yr C. 8.7 yr D. 34.8 yr

Mathematics

Solve the equation.x - x = 2

A. {30} B. {-30} C. {-60} D. {60}

Mathematics

Use the commutative property of multiplication to write an equivalent algebraic expression: 13x + 11.

a. x13 +11 b. 11 + 13x c. 11x + 13 d. 13 + 11x

Mathematics

Solve the problem.A satellite dish is shaped like a paraboloid of revolution. The signals that emanate from a satellite strike the surface of the dish and are reflected to a single point, where the receiver is located. If the dish is 8 feet across at its opening and is 2 feet deep at its center, at what position should the receiver be placed?

What will be an ideal response?

Mathematics