a and b working together can do a given job in 4 days, b and c together can do the job in 3 days, and a and c together can do it in 2.4 days. in how many days can they finish the job all together?    Answer is 7 days. Please show your solution.

Q: if two new rabbit are put in a pen, How many rabbits will be in the pen after one year? give the…

A: GivenTotal pairs (male and female) of rabbits put in pen initially =1 One pair of rabbit give birth…

Q: If Sandy can paint a fence in 2 hours and Erik can paint the fence in 3 hours, if they work…

A:

Q: Andrew can paint the neighbors house 5 times as fast as Bailey. The year Andrew and Bailey worked…

A: We have to find the number of days Andrew and Bailey will take individually to paint the house. Let…

Q: Sarah and Mateo do a job together in three hours. Working alone, Sarah does the job in 5 hours. How…

A:

Q: Cecilia is 5 years older than Amit. If the sum of their ages 10 years from now will be 95, how old…

A:

Q: Deanna can finish a certain job in 10 days. Jessica can finish the same job in 14 days. If Deanna…

A:

Q: Megan has been planting young trees in her garden. One maple tree is 66 centimeters tall and is…

A: Solution

Q: Mary can finish a puzzle of 500 pieces in 2 hours. How long will it take her to finish a puzzle of…

A:

Q: Mary is 4 less than 5 times Anna’s age. 6 years from now Mary will be 8 more than twice Anna’s age.…

A:

Q: A large pipe can empty a pool in 6 hours and a small pipe can empty the same pool in 9 hours. How…

A: Given that a large pipe can empty a pool in 6 hours and a small pipe can empty the same pool in 9…

Q: Lani and Kimberly can paint a room in 9 hours. If Elizabeth joins them, how long will it take all…

A:

Q: Jason can do a job in 3 hours. David can do the same job in 5 hrs. How long would it take if they…

A: Let the time be x for both to complete the job together

Q: Let x = 1 and then x = 2 in the equation x + 5 = x + 6. Iseither number a solution? How many…

A: Given :An equation x+5=x+6and given x=1,x=2

Q: Ailyn can type a 5-page manuscript in Mathematics for 3 hours. Rodelyn can do the same task in 4…

A: Given- Ailyn can type a 5-page manuscript in Mathematics for 3 hours and Rodelyn can do the same…

Q: You can design a Web site in 15 hours. Your friend can design the same site in 10 hours. How long…

A: given,          first person (let A) can design a website in 15 hours   and second person (let B)…

Q: Wambua is two years younger than Mwangi. In six years time, mwangi be twice the age of wambua. Find…

A: