Find the sum.3 - 1 +  -  + . . .

A. - 1
B.
C. 2
D. Does not exist


Answer: B

Mathematics

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Use the information below to determine the cardinality of the set. U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z}n(A ? B)

A. 5 B. 3 C. 6 D. 10

Mathematics

Perform the indicated operation. Write the answer in scientific notation.

A. 4 × 102 B. 8 × 102 C. 4 × 1012 D. 8 × 1012

Mathematics

Provide an appropriate response.In a raffle 1000 tickets are being sold at $1.00 each. The first prize is $100, and there are 3 second prizes fo $50 each. By how much does the price of a ticket exceed its expected value?

A. $1.00 B. $0.75 C. $1.75 D. $50

Mathematics

Write the answer to the problem as an algebraic expression.Today the Center City baseball team scored 11 runs. The day before yesterday they scored y. How many runs did they score in these two days?

A. 11y runs B. 11 - y runs C. 11 + 2y runs D. 11 + y runs

Mathematics