dont know why I have to have a description? Im not good at word problems..
dont know why I have to have a description? Im not good at word problems..
Rachel's health-related budget is as follows: -The percentage budgeted for health insurance is four times the percentage for health club dues. -The percentage budgeted for prescriptions is...
A chemist has 4 L of a solution that contains 0.36 L of acetic acid. The chemist needs to prepare 6 L of a solution with the same percent concentration of acetic acid. How much acidic acid must the...
need the percent error
It is estimated that 1 million GWh of wave energy hits Australian shores annually. Australia’s electricity consumption in 2012 was 225 billion kWh. Assuming 10% of our shores had wave farms...
A location at an altitude of 1,220 m recieves annual rainfall of 790 mm. Calculate the average power density of rainwater in W/m2. You may assume that every drop of rain is captured in a dam and runs...
A druggist mixed 100 cc (cubic centimeters) of a 15 % alcohol solution with 50 cc of pure alcohol. Find the percent concentration of the resulting mixture. Round to the nearest tenth of a percent...
I don't understand the water part.
A butcher has some hamburger that is 20% fat and some hamburger that is 12% fat.
Jack sold two used cars for 60'000 SEK each. He made a 20% profit on the first one, but a 20% loss on the second one. Did he make a profit or a loss with the business?
In order to avoid a training violation, 85% of your district's employees must complete diversity training by the end of the week. You have 142 employees at your branch and 91 have currently completed...
A student mixed 50ml of a 3% hydrogen peroxide solution with 30 ml of a 12% hydrogen peroxide solution. Find the percent concentration of the resulting mixture. Round to the nearest tenth of a percent...
Orlando, a financial planner, recommended that 25% of a client's investment be placed in a 4% annual simple interest tax-free account, that 40% be placed in 6% certificates of deposit, and that the...
22 employees in 4 groups. Group1 4 employees, Group 2 15 employees, Group3 2 employees, Group4 1 employee. What is the percentage of each group at 625?
A triangle has base 16 cm and height 9 cm. Calculate the percentage increase in the area of the triangle if the base is increased by 15% and height is increased by 6%.
The number of industrial accidents this mouth fell to 961 accidents from 1197 accidents last month. Find the percent of decrease.
Cuboid - height = 20cm, width = 40cm, length = 50cm a) Work out total surface area of the cuboid. b) Each measurement is increased by 10%. Calculate the new total surface area of...
Rory buys 80 cauliflowers for 55p each and sells them for a total of £60. He also buys 75 cabbages at 45p each and sells 60 of them at 95p each. He has to throw away the remaining cabbages. Calculate...
It is a percentage question. Can not figure it out.
A trader made a profit of 331 3% on merchandise that he sold for R9000. Calculate the original total price of the goods.