Write sigma notation.0 + 2 + 6 + 12 + 20

A.
B.
C.
D.


Answer: C

Mathematics

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Write a fraction in simplified form that expresses the ratio of 0.05 to 0.2. ?

A.


B.


C.


D.


E.


Mathematics

Determine whether the number used is a cardinal or an ordinal number.Max placed fourteenth in the cross country race.

A. Cardinal B. Ordinal

Mathematics

Provide an appropriate response.Solve the equation: 5x = 2(2x + 1)

A. 2x = 
B. x = 0
C. x = 1
D. x = 2

Mathematics

Find the measure of the missing angle in the figure.

A. 47° B. 35° C. 55° D. 65°

Mathematics