The price of corn is $4/bushel on January 2009 and $7 bushel on January 2010. By what percentage did the corn change from January 2009 to January 2010?

The ratio of bleach to water in a cleaning solution is 2:18. For every 1 liter of bleach, how many liters of water are in the solution

The selling price of an item is $ 650 it is marked down by 10%, but this sale price is still marked up from the cost of $ 450. what is the mark up from cost to sale price.

Which expression is the relationship between the x-and y-values shown in the table

If u take the square root of every whole # from 1 through 100, how many of them would be whole #?

How do I convert two fifths and one third into seventy fifths?

The current (I) in an electrical conductor varies inversely as the resistance (R) of the conductor. The current is 6 amperes when the resistance is 722 ohms.

Whats the selling price if the cost is $99.50 and the markup is 95%?

You ran 4 miles. Rob ran half as far as you. Tim ran half as far as rob. Nicole ran half as far as tim. Write an expression for how far Nicole ran

During the summer you work 30 hours per week at a gas station and earn $8.75 per hour. You also work as many hours as you want. You want to earn a total of $400 per week. How many hours must you work as a landscaper?

Morgan has an investment worth $30,000 dollars invested at 5% simple interest. If no withdrawals or deposits were made, what is the balance after 20 years? O $50,000 O $45.000 $60,000 O $80,000