If a dose of 100 milligrams is contained in 4 cubic centimeters how many cubic centimeters are in 40 milligrams?
the sales price of a car is, which is 20% off the original price. what is the original price?
Here is the question: A metal cube of volume 1000cm^3 is melted down and cast into a cuboid 50cm long and 10cm broad. What is the percentage increase in the surface areas of the solids?
I have 600 meters of fabric, 3 products with 3 different yields, 1st product yields 1.5 per meter, 2nd product yields 2 per meter, 3rd yields 3 per meter need to produce 3 equal amounts of product. I want this in an excel spread sheet and cannot solve. This is a real life question no textbook
Here is a very basic word problem that I am quite ashamed to say that has me stomped. If 360 cups of coffee can be made from 10 lbs of coffee, how many cups can be made from 6 lb of coffee. I just don't know where to begin. Please help me.
If ileen made $318.52, john made $106.99 and rizwan made $120.06 what percentage should each employee recieve from a $342.58 bonus, based on their sales.
A total of 588 tickets were sold for the school play. The number of student tickets sold was three times the number of adult tickets sold . How many adult tickets were sold?
There are 36 Colored pencils, they are either red or green. for every green pencil, there are 3 red pencils. How many Red pencils are there? I figured the answer to be: 27 = Red 9 = Green The only problem is that I cannot figure out the formula to do so. I had to physically draw it out and cancel one figure per 3 sets. Help?!
can someone please help me? on an algebra test, theh ighest grade was 44 points more than the lowest grade. The sum of the two grades was 140. Find the highest grade.
A 2-cup mixture is 1/3 flour and 2/3 cornmeal. If 1 cup of flour is added to the 2-cup mixture, what fraction of the new 3-cup mixture is flour? Express your answer as a common fraction.
it says for percentages divide by 100 , what does that mean
on an airplane that is two thirds-full, 20% of the passengers are boys, one -fourth of the passengers are women, one-eighth of the passengers are girls, and there are 68 men. how many seats are on the plane?
Hello, I am having a very difficult time figuring this statistics problem. I appreciate any help. A study of 47 golfers show that their average score on a particular course was 97. The standard deviation of the sample is 7. Find the 99% confidence interval of the mean score for all golfers.
Help please... Gasoline is about $2 per gallon. You use about 1 1/2 gallons each day driving to and from work. How much should you budget for gasoline over the next month (about 20 workdays)? a) $50 b) $60 c) $70 d) $40 Thank you in advance
Priscilla drinks an average of 2/3 quart of water for each mile she walks. How many quarts of water will she drink if she walks 2/3 miles?
The car was 7/8 of fuel in it and they drove 150 miles and there was 1/3 left over. What percentage of fuel did they use?
the residents of a city voted on whether to raise property taxes. The ratio of yes to no votes was 5 to 8. If there were 6776 no votes, what was the total number of votes?
Can anyone help me with these 4 problems please? And if you could, please show your work as well. Thank you! ~Sarah 1. A radiator contains 6 quarts of a mixture of antifreeze and water. 40% of this mixture is antifreeze. How much of this mixture should be drained and replaced with pure antifreeze so that the mixture will be 60% antifreeze? 2. A car (Car A) leaves a gas station and travels along a straight road 200 miles long at a uniform speed of 40 miles per hour. A second car (Car B) leaves the station 1/2 hour later and travels along the same road at 55 miles per hour. At what time will Car B overtake Car A? 3. How much water must be evaporated from 500 grams of a 10% salt solution to obtain a 15% salt solution? 4. A boy can mow a lawn in 90 minutes and his sister can mow the same lawn in 60 minutes. How long will it take for both mowing at the same time to mow the lawn?
Marc took 3 hours (h) to mow a lawn while Angelina took 150 minutes (min) to mow the same lawn a week earlier. Write the ratio of Marc's time to Angelina's time as a ratio of whole numbers.
Jane wishes to invest $10,000 for 1 year.Part of it is to be invested at 5% and the rest at 6% If $560 interest is earned, how much is invested at each rate?