Register
Amy can mop the store in 30 minutes. James can mop the store in 45 minutes. How long would it take them if they worked together?
50.7k views
1 vote
Amy can mop the store in 30 minutes. James can mop the store in 45 minutes. How long would it take them if they worked together?

User Jasim Juwel
by
7.6k points

1 Answer

5 votes
solve the equation 1/30 + 1/45 = 1/x

where x is the required time

multiply thru by 90x:-

3x + 2x = 90

x = 90 / 5 = 18

answer 18 minutes
User Christophe Willemsen
by
8.9k points
← Prev Question Next Question →

Related questions

User MrGumble
asked May 1, 2024 130k views
Hard rubber hose stored on a hose reel is _______ hose. a. forestry b. booster c. attack d. mop-up
MrGumble asked May 1, 2024
by MrGumble
7.3k points
1 answer
3 votes
130k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Link Copied!