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
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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