Four brothers in one family have a combined age of 39 years. Alan is three times Colin's age, Bill is 6 years younger than Alan and Don is a quarter of Bill's age. How...
Four brothers in one family have a combined age of 39 years. Alan is three times Colin's age, Bill is 6 years younger than Alan and Don is a quarter of Bill's age. How...
2x + 4 = -54
if the cost c for manufacturing x units of a certain product is given by C=x^2-10x+55 find the number of units manufactured at a cost of $10,030
two adults and three kids goes to the movies for $73.50. Another family of five adults and two kids go for $109.50. How much does one adult cost?
On their vacation, the Reikos spent 1/4 of their money on gas, 1/4 on food and lodging, and 1/8 on tourist attractions. What fractiib of their money did they spend? If they started with $840, hoe...
If a car travels 12.5 km on 1L of gasoline, how many litres of gasoline does it use when it travels 100 km?
On their vacation the Reikos spent 1/4 of their money on gas, 1/4 on food and lodging,and 1/8 on tourist attractions. What fraction of their money did they spend? If they started with $840 how much...
this question will help me get my grade back to passing ...
If sam proofreads 15 reports in 1 hour and paul proofreads 37 in 1 hour how long will it take for 400 to be done between them?
The sum of two numbers is eight. One number is three times the other. Find the value for each number.
1 mol of carbon-12 contains 6.022 x 1023 carbon-12 atoms with a mass of 12 g. A. Calculate the mass of one carbon-12 atom. Express your answer using scientific notation. B. Calculate...
You’ve been asked to make a 50 mL of 2% dextrose solution from a 30% dextrose stock. How much diluent will you need for the mixture? How much stock would you need to make 150 mL of 5% solution?
I need this question answered as soon as possible, I'm not sure how to set it up and solve it, Thank you!
1. The denominator of a fraction is 2 less then three times the numerator. if the numerator is decreased by 3 and the denominator is increased by 8, the value of the resulting fraction is 2/9. find...
need help! the length of a rectangle is two times its width. when the length is increased by 20cm and the width is decreased by 1cm, the area is 160cm^2. find the original lenth and width.
(Question continued) if the total revenue for the concert was $930 then how many tickets of each type were sold?
There were 200 tickets sold for a volleyball game. Tickets for students were $2 each and for adults were $3 each. The total amount collected was $530. How many of each type of ticket were sold?
The roof of Grady and Cleo's townhouse needs to be reshingled.
The salary of a person was $45,000 in 2009 and $48,000 in 2001. A) find a linear equation to determine the salary y of the person in year x. B) Write the equation in...
3 watermelons and 2 cantaloupe weigh 32 pounds. 4 watermelons and 3 cantaloupes weigh 44 pounds. Assume all watermelons and all canteloupes weigh the same.