Write the ratio or rate in simplest form.27 to 18

A.
B.
C.
D.


Answer: D

Mathematics

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Solve the problem.Suppose that z varies jointly with x and y and that z = 22.5 when x = 9 and  Find the constant of proportionality k. Then, find z when x = 5 and 

A. k = 0.3; z = 13.5
B. k = 1012.5; z = 
C. k = 0.5; z = 22.5
D. k = 5; z = 225

Mathematics

Determine whether the sequence of vertices is an Euler circuit.F ? E ? C ? B ? A ? E ? D ? C ? A ? F ? E

A. Yes B. No

Mathematics

Convert the units.346 g =  mg

A. 34,600 mg B. 0.346 mg C. 0.0346 mg D. 346,000 mg

Mathematics

Decide whether the following is an expression or an equation. If it is an expression, simplify it. If it is an equation, solve it.

A. Expression; 
B. Expression; x - 5
C. Equation; -5
D. Equation; 5

Mathematics