Answer:
2/3
Step-by-step explanation:
Answer:
≈ 7 hours
Step-by-step explanation:
Maria can do full job in 13 hours,
she can do 1/13 part of job in one hour
Felipe can do full job in 15 hours,
he can do 1/15 part of job in 1 hour
Together they can do:
- 1/13 + 1/15= 28/13*15= 28/195 of job in 1 hour
to complete full job they need:
- 1 ÷ 28/195= 195/28 ≈ 7 hours
Answer:
MS and QS
Step-by-step explanation:
Finished the test!!! Hope u have a great day or night wherever u are :)
Answer:
4
Step-by-step explanation: