01-03-2015
Mathematics

contestada

Please help!!!! Hannah can paint a room in 9 hours. Destiny can paint the same room in 15 hours. How long does it take for both Hannah and Destiny to paint the room it they are working together?

Respuesta :

Аноним Аноним

01-03-2015

9/2= 4.5
15/2= 7.5
4.5+7.5=12

12 Hours

Answer Link

Otras preguntas

What is the correct way to cite a dictionary entry according to MLA style? "Noon." The Oxford English Dictionary. Web. 2012. 2nd ed.

People tend to perceive the members of an outgroup as ________ each other and the members of an ingroup as ________ each other.

What’s the answer??????

why did settlers to the west find it nesscary to ask the government for economic assistance

convert 1927 from military time to regular time

Please help I will reward point and hearts

The fibrous protein that makes up your hair, fingernails, and toe nails is called:

PLZ HELP. THIS IS EASY PROBABLY HAHA. WILL GIVE THANKS AND BRAINLIEST

who or what did common sense name as the greatest enemy to American liberty

__________ is the process of allotting congressional seats to each state according to its proportion of the population. a. apportionment b. appropriations c. ge