Mathematics: Joaquin can clean the house in 7 hours by himself. when joaquin and josiah work together it takes 3 hours. about how long would it take josiah to clean the house by himself a) 6.3 hours b)5.8 hours c) 4.0 hours d)5.3 hours

Joaquin can clean the house in 7 hours by himself.

Ответ:

imlexi12393

06.01.2022

Joaquim Rate per hour = 1/7
Josiah Rate per hour = 1/t

1/7 + 1/x = 1/3
(same denominator & simplification) gives: t = 21/4 = 5.25 .
Josiah needs 5.25 hours to clean alone
(I really don't know why the answer is 5.3 . Can you pls check with the teacher?

0,0(0 оценок)

Ответ:

sdawg420

03.02.2023

Mathematics

Step-by-step explanation:

0,0(0 оценок)

Joaquin can clean the house in 7 hours by himself. when joaquin and josiah work together it takes 3 hours. about how long would it take josiah to clean the house by himself

a) 6.3 hours
b)5.8 hours
c) 4.0 hours
d)5.3 hours

Ответ:

Ответ:

Ask your question to the AI advisor

More tips

Answers on questions: Mathematics

Ask an AI advisor a question