Write the ratio in standard ratio form and fractional form and as a simplified fraction.Each month Brendan and Lexi pay an average utility gas and electric bill of $280. The electric portion of the bill averages $190. Electric amount : Gas amount
A. $90 : $190; ;
B. $190 : $90; ;
C. $90 : $280; ;
D. $190 : $280; ;
Answer: B
Mathematics
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Rationalize the denominator. Simplify, if possible.
A.
B. 5
C. 54
D.
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Solve the equation by completing the square.x2 + 4x = 7
A. 2 +
B. -2 ±
C. -1 ±
D. -2 ± 2
Mathematics
Use the compound interest formula to determine the interest earned in the given period.P = $2150 at 7% compounded quarterly for 10 years
A. $2153.43 B. $4303.43 C. $30,045.08 D. $6453.43
Mathematics
Find the expression.u = , v =
Find 5u - 2v
A.
B.
C.
D.
Mathematics