Math Problem Statement
A is twice as good as workman as B and together they finish a piece of work in 14 days. In how many days can A alone finish the work?
A is thrice as good a workman as B and takes 10 days less to do a piece of work than B takes. The number of days taken by B to finish the work is :
A and B can do a piece of work in 45 and 40 days respectively. They began the work together but A leaves after some days and B finished the remaining work in 23 days. After how many days did A leave?
Solution
This image presents three mathematical word problems related to work and time:
Q.11:
- A is twice as good a worker as B, and together they can finish a piece of work in 14 days. How many days will it take for A alone to finish the work?
Q.12:
- A is thrice as good a worker as B and takes 10 days less to do a piece of work than B. The number of days taken by B to finish the work is?
Q.13:
- A and B can finish a piece of work in 45 and 40 days, respectively. They began the work together, but A left after some days, and B finished the remaining work in 23 days. After how many days did A leave?
Would you like help with the solutions for any of these problems?
Ask a new question for Free
By Image
Drop file here or Click Here to upload
Math Problem Analysis
Mathematical Concepts
Work and Time
Rates of Work
Time Management
Formulas
Work done = 1 / Time taken
Time taken by A and B working together = (AB) / (A + B)
Theorems
Rates of Work Theorem
Suitable Grade Level
Grades 7-10