Word Problems/Experts

Recent Answers

2009-11-21 Percentages:

Taje $x abd invest it at 2%. That leaves $(3000-x) to be invested at 5%. The equation to solve is $x(2%) + $(3000-x)(5%) = $(3000)(4%). This mulitplies out to 0.02x + 150 - 0.05x = 120. Combine

2009-11-20 maths problem:

Let me see if I understand the problem. A bicycle dealer allows 10% discount on his bicycles. He still makes a profit of 20% on each bicycle. If the total profit he makes is 150, what is the list

2009-11-20 Math:

Since the numbers go from 000000 (which is 0) to 999999, which is 999,999, that looks like a million numbers to me with the first 100,000 that have leading 0's. The list would start like 000,001 000

2009-11-19 Solving Systems of Linear Equations in Three Variables:

Suppose you are the director of purchasing for a large commercial airline company. Several years ago, anticipating significant growth in the air travel industry, you placed orders totaling $2100 million

2009-11-18 Math Story Problem:

If a 5 pointed star is made with the top point on the 50 yard line and 21 people on each sides, this will generate 5 strings of 21 people. Note that there are five points to this star and five points