Financing Word Problem - HELP!
an investment of $1500 earned $35.20 at a simple-interest rate of 5.5% per year. How long was the investment held?
an investment of $1500 earned $35.20 at a simple-interest rate of 5.5% per year. How long was the investment held?
Soybean meal is 14% protein; cornmeal is 7% protein. How many pounds of each should be mixed together in order to get 280-lb mixture that is 12% protein? How many pounds of the cornmeal should be...
a) down 1 unit and to the left 2 units b) up 1 unit and to the left 2 units c) down 1 unit and to the right 2 units d) up 2 units and to the right 1 unit
solving applications of two eqquations
Cell phone company A charges .25 a minute. Cell phone company B charges a $20 monthly fee and .05 a minute. At what number of minutes, will it cost the same at both companies?
How many pounds of 24% jasmine is used to make 10 pounds of tea that is 20.4%
Two factory plants are making TV panels. Yesterday, Plant A produced 4 times as many panels as Plant B. Four percent of the panels from Plant A and 2% of the panels from Plant B were defective. How...
Tricky Question: Find an equation that models the path of a satellite if its path is a hyperbola, a= 55,000 km, and c= 81,000 km. Assume that the center of the hyperbola is the origin...
Flying against the wind, an airplane travels 4200 km in 7 hours. Flying with the wind, the same plane travels 4000 km in 4 hours. What is the rate of the plane in still air and what is the rate of...
The cost of tuition at a certain college varies directly as the number of credit hours taken. For the academic year 2005-2006, the cost of 18 credit hours was $1638. What did 16 credit hours cost...
Suppose that you received an unexpected inheritance of $19,250. You have decided to invest the money by placing some of the money in stocks and some in bonds. To diversify, you decided that 3 times...
The perimeter of a rectangular floor is 120 feet. Find the dimensions of the floor if the length is twice the width
An isosceles triangle is one in which two of the sides are the same length. The perimeter of an isosceles triangle is 63 cm. If the length of the congruent is 4 times the length of the third side,...
Alicia wants to build a block pyramid similar to the one shown. block pyramid the top level will always have 2 blocks. Alicia wants her pyramid to contain as many levels as possible. How many levels...
hailey earned $75 in simple interest for depositing $500 in a savings account and leaving it there for 5 years. What was the simple interest rate for he savings account?
A company sold garden hoses at a reduced price of $6.61 and took an end-of-season markdown of $11.38. What was the original selling price of each hose? Use the formula M=S-N, where M is the markdown,...
A company sold bird feeders for $71.77 and had marked them up $36.82. What was the cost of the feeders? Use the formula S= C+M.
The annual real estate tax on a duplex house is $20,985 and the owner sells the house after 6 months of the tax year. How much of the annual tax will the seller pay? How much will the buyer pay?...
Last week at a festival a man sold 4 times as many tie-dyed Tshirts as silk screened shirts. He sold 195 shirts altogether. How many tie-dyed shirts did he sell?
Two mothers and two daughters went shopping yesterday. As they went home they added things up and discovered that the total amount spent was $90 and that each of them had spent exactly 1/3 of the...