Work Problem: Joy clean room in 30 min. Ashley can do the job in 45 minutes. Hours work together?

Joy can clean the room in 30 minutes. Ashley can do the same job in 45 minutes. How many hours will they finished cleaning if they work together? a. 2/3 hr b. 2/5 hr c. 1/2 hr d. 1/3 hr e. 3/10 hr Paano Mag SELF REVIEW | Sekreto para PUMASA: 1.    • Paano nga ba mag SELF REVIEW? | Paraan par...   2.    • Paano nga ba mag SELF REVIEW? | Paraan par...   You can SHARE the LINK of my videos but DO NOT re-upload. Paano makakuha ng mga LIBRENG PRINTABLE na REVIEWERS? Must watch these: 1.    • Who wants FREE PRINTABLE Civil Service Exa...   2.    • 📚How to Avail FREE Printable REVIEWERS for...   3.    • How to download pdf FILES using Samsung or...   4.    • FREE PRINTABLE REVIEWERS for Civil Service...   Paano e turn OFF ang annoying SUBTITLE:    • 📚 Meron nga bang SUBTITLE mga videos ko at...   FB Page: Free Civil Service Reviewers managed by Leonalyn   / leonalynmutiatayonefreereviewers   FB Group: Philippine Civil Service Review for all https://www.facebook.com/groups/12164... Huwag nyong lagyan ng SUBTITLE mga videos ko para makapanood kayo ng buo at walang sagabal. Watch this kung paano:    • 📚 Meron nga bang SUBTITLE mga videos ko at...   Behind the scene:    • UNCUT: Behind the scene! The making! Paano...   Bakit ko ito ginagawa:    • Alamin kung bakit ko ito ginagawa | libren...   Editing Apps: VivaVideo SamsungNote5: Snote Back-up: SamsungNote9 Solving Math Problems for: AFPSAT AQE SWE MATH CIVIL SERVICE EXAM UPCAT Licensure Exam for Teachers PNPACAT PMA NCAE NAPOLCOM College Entrance Test DOST PMAEE #QuantitativeReasoning #NumericalReasoning