Question

can some one help with these 4 word problems?

Jeff and Lucy have been asked to wash their mom’s minivan. It takes Jeff 2 hours to wash the van by himself, and it takes Lucy 1.5 hours to wash the van by herself. How long will it take Jeff and Lucy to wash the van if they work together?
a. What equation is used to solve this problem? What does each variable represent?
b. Identify the given information.
c. Enter the given information into the equation.
d. Solve the equation.

Answer 1

Julian deposits money into two different savings accounts. He deposits $600 more into Account B than Account A. After a certain amount of time, Account A has earned $180 at a rate of 4%, and Account B has earned $375 at a rate of 5%. How much did Julian initially deposit into each account?
a. What equation is used to solve this problem? What does each variable represent?
b. Identify the given information. What do you know about P?
c. Enter the given information into the equation.
d. Solve the equation.

Answer 2

Addison is mixing hummingbird food to fill her feeders. Ideally, the hummingbird food should contain 25% sugar. Addison remembers that she has 8 ounces of leftover hummingbird food that contains 35% sugar. She decides to mix some diluted food to add to the leftover food. If the diluted food contains 10% sugar, how much should she add to the food with 35% sugar to get the ideal hummingbird food with 25% sugar?
a. What equation is used to solve this problem?
b. Identify the given information. How can you represent each food mixture with an expression? What amount will you represent with a variable?
c. Enter the given information into the equation.
d. Solve the equation.

Answer 3

Create one word problem of your own: rate problem, an interest problem, or a mixture problem. The type of problem you choose must be different from the type you chose to solve in part 1. For example, if you solved the interest problem in part 1 you must create either a rate or mixture problem for part 2. Your word problem must include the following:
• word problem
• work to solve the word problem
• solution

Answer 4

You get better help if you put one question per post. It is too much to go through.