Solve the problem.The ratio of the lengths of strings that play the notes F and G is 9 to 8. If a string 48 centimeters long plays a G, what is the length of the string that plays an F?
A. 54 cm
B. 56 cm
C. 42.7 cm
D. 57 cm
Answer: A
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The rate of growth of a population of N individuals is 
. Write an equation of change that is satisfied by N.
?
A. 
B. 
C. 
D. 
Find the y-intercepts for the parabola whose equation is given. If the y-intercepts are irrational, round your answers to the nearest tenth.y = x2 + 4x - 7
A. y-intercept (0, -12) B. No y-intercept C. y-intercept (0, -7) D. y-intercept (0, 7)
Using the factoring method, solve for the roots of the quadratic equation.x2 + 8x - 20 = 0
A. x = -10, x = 1 B. x = 10, x = -2 C. x = -10, x = 2 D. x = 10, x = 2
Determine which is the better buy.A 20 oz can of fruit cocktail for $9.00 or a 16 oz can of fruit cocktail for $7.04.
A. Equal value B. 16 oz can of fruit cocktail for $7.04 C. Not enough information D. 20 oz can of fruit cocktail for $9.00