A company manufactures and sells pens for $2.50 each. The fixed costs for producing these pens are $1,000 per month, and the variable costs are $1.25 per pen. What is the minimum number of pens the company must sell each month to break even?
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If x and y are positive integers 1800x = y3, what is the minimum possible value of x?
What is the smallest possible sum of nonnegative integers a, b, and c such that 36a + 6b + c = 173?
Ginger over the course of an average work-week wanted to see how much she spent on lunch daily. On Monday and Thursday, she spent $5.43 total. On Tuesday and Wednesday, she spent $3.54 on each day. On Friday, she spent $7.89 on lunch. What was her average daily cost?
If x = a + b and y = a + 2b, then what is a − b, in terms of x and y ?
If x is a positive number and 1/2 the square root of x is the cube root of x, then x =
Consider the following set of inequalities: p > q, s > r, q > t, s > p, and r > q. Between which two quantities is no relationship established?
The value of a fraction is 2/5. If the numerator is decreased by 2 and the denominator increased by 1, the resulting fraction is equivalent to 1/4. Find the numerator of the originalfraction.
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