Math, Algrebra II High school
You have 29 coins, the total value of which is $1.77. The number of quarter is eight less than the number of pennies and the rest are nickels. How many of each coin do you have?
Algebra II math high school
To get the necessary funds for a planned expansion, a small company took out three loans totaling $25,000. The company was able to borrow some money at 8%. It borrowed $2000 more than half the amount of the 8% loan at 10% and the rest at 9%. The total annual interest was $2200...
Math Algebra , high school
A biologist has three salt solutions: some 5% solution, some 15% solution, and some 25% solution. She needs to mix some of each to get 50 liters of 20% solution. She wants to us twice as much of the 5% solution as the 15% solution. How much of each solution should she use? How...
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Experience in investigating insurance claims shows that the average cost to process a claim is approximately normally distributed with a mean of $80. New cost-cutting measures were started and a sample of 25 claims was tested. The sample mean of the costs to process these clai...
how to write a song about american culture
Consider the fact that during the past few years, many firms have laid off thousands of workers, frozen employee pay and eliminated or reduced bonuses. Yet at the same time many of these firms have retained "key employees" and CEOs by giving them huge compensation in...
a woman who is 5feet 4 inches cast a shadow that is 6 feet tall. how long of a shadow would be cast by a man who is 6 feet 8 inches tall
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