02/13/13

The expression (3a^2 b^3 c^2)^2(2a^2 b^5 c^5)^3 equals na^rb^sc^t where n, the leading coefficient,
The expression (3a^2 b^3 c^2)^2(2a^2 b^5 c^5)^3            equals na^rb^sc^t where n, the leading coefficient, is:? and r, the exponent of a, is:? and s, the exponent of b, is:? and finally t, the... more
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02/13/13

After a 5% reduction, you purchase a new digital player for $190.
After a 5% reduction, you purchase a new digital player for $190. What was the price of the digital player before the reduction? A) First write an equation you can use to answer this question. Use... more
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02/13/13

Phyllis invested 74000 dollars, a portion earning a simple interest rate of 5 percent per year
Phyllis invested 74000 dollars, a portion earning a simple interest rate of 5 percent per year and the rest earning a rate of 7 percent per year. After one year the total interest earned on these... more
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02/13/13

What quantity of 70 per cent acid solution must be mixed with a 30 per cent solution to produce 600 mL
What quantity of 70 per cent acid solution must be mixed with a 30 per cent solution to produce 600 mL of a 50 per cent solution? mL of acid solution =
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02/13/13

Find the quotient and remainder using long division for \frac(x^3 -6 x^2 + 13 x -28)(x-4)
Find the quotient and remainder using long division for\frac(x^3 -6 x^2 + 13 x -28)(x-4)
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02/13/13

The expression (3a^2 b^3 c^2)^2(2a^2 b^5 c^5)^3 equals na^rb^sc^t
The expression (3a^2 b^3 c^2)^2(2a^2 b^5 c^5)^3 equals na^rb^sc^twhere n, the leading coefficient, is: and r, the exponent of a, is:
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02/13/13

The admission fee at an amusement park is $3.75 for children and $6.40 for adults.
The admission fee at an amusement park is $3.75 for children and $6.40 for adults. On a certain day, 295 people entered the park, and the admission fees collected totaled 1464 dollars. How many... more
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02/13/13

Melissa drove at an average speed of 45 mi/h from her home in Memphis to visit her sister in Atlanta.
Melissa drove at an average speed of 45 mi/h from her home in Memphis to visit her sister in Atlanta. She stayed in Atlanta 10 hours, and on the trip back averaged 60 mi/h. She returned home 43... more
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02/13/13

In 1994, the moose population in a park was measured to be 4290
In 1994, the moose population in a park was measured to be 4290. By 1998, the population was measured again to be 3850. If the population continues to change linearly: Find a formula for the moose... more
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02/12/13

In 1992, the moose population in a park was measured to be 4280
In 1992, the moose population in a park was measured to be 4280. By 1999, the population was measured again to be 6170. If the population continues to change linearly: Find a formula for the moose... more
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02/05/13

Ngoc invests a total of $22,000 in two accounts
Ngoc invests a total of $22,000 in two accounts paying 11% and 14% annual interest, respectively. How much was invested in each account if, after one year, the total interest was $2,810.00.
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01/30/13

Last year, Pinwheel Industries introduced a new toy.
Last year, Pinwheel Industries introduced a new toy. It cost $1400 to develop the toy and $15 to manufacture each toy. Fill in the blanks below as appropriate. A.) Give a linear equation in the... more
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01/30/13

In 1991, the moose population in a park was measured to be 3710.
In 1991, the moose population in a park was measured to be 3710. By 1998, the population was measured again to be 4130. If the population continues to change linearly: Find a formula for the moose... more
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01/30/13

Find an equation of the line
Find an equation of the line that  has the same y-intercept as the line y -8 x + 3 = 0 and  is parallel to the line 9 x -5 y = -11
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01/30/13

A company produces very unusual CD's for which the variable cost is $ 17 per CD
A company produces very unusual CD's for which the variable cost is $ 17 per CD and the fixed costs are $ 30000. They will sell the CD's for $ 63 each. Let x be the number of CD's produced.Write... more
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01/30/13

Find x if the slope between (7,-9) and (x,-13) is -1/3
Find x if the slope between (7,-9) and (x,-13) is -1/3
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01/30/13

slope of 6 and a y intercept of -3
slope of 6 and a y intercept of -3
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01/29/13

Graph: y < 4x-2
Graph: y < 4x-2
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01/29/13

The admission fee at an amusement park is $1.75 for children and $5.60 for adults.
The admission fee at an amusement park is $1.75 for children and $5.60 for adults. On a certain day, 340 people entered the park, and the admission fees collected totaled 1288 dollars. How many... more
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01/29/13

Write an equation for a line perpendicular to y = -3 x -5
Write an equation for a line perpendicular to y = -3 x -5 and passing through the point (6,6)
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01/29/13

Graph: {(y > 1/2x-1),(y < -1/4x-2)
Graph: {(y > 1/2x-1),(y < -1/4x-2)
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01/29/13

Solve the system with the addition method: {(-20 x -16 y, =, 8),(-5 x -4 y,=, 2)
Solve the system with the addition method: {(-20 x -16 y, =, 8),(-5 x -4 y,=, 2)
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Expert Answers •1

01/29/13

Last year, Pinwheel Industries introduced a new toy.
Last year, Pinwheel Industries introduced a new toy. It cost $1400 to develop the toy and $15 to manufacture each toy. Fill in the blanks below as appropriate. A.) Give a linear equation in the... more
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Expert Answers •3

01/29/13

Alan needs a total of $290 to buy a new bicycle.
Alan needs a total of $290 to buy a new bicycle. He has $35 saved. He earns $15 each week delivering newspapers. How many weeks will Alan have to deliver papers to have enough money to buy the... more
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01/29/13

A man flies a small airplane from Fargo to Bismarck, North Dakota
A man flies a small airplane from Fargo to Bismarck, North Dakota --- a distance of 180 miles. Because he is flying into a head wind, the trip takes him 2 hours. On the way back, the wind is still... more
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