SOLUTION: Help with word problem please. I do not where and how to start this. I need to just understand how to do this simple way possible using ratios multiple ways to solve this w

Question 489419: Help with word problem please.
I do not where and how to start this.
I need to just understand how to do this simple way possible using ratios
multiple ways to solve this would be good
Frank can cut a lawn in 2 hours and his younger brother can cut the same lawn in 3 hours. How long will it take them to cut the lawn if they both work together?
60x2 = 120 mins
60x3 = 180 mins
2/3 = 1/60
90 mins

Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
1/2+1/3=1/t
3/6+2/6=1/t
5/6=1/t
5t=6
t=6/5 hours working together..
RELATED QUESTIONS
I am not sure how to write this problem; I need help with the steps to figure the... (answered by checkley71)

Help....I am completely lost and do not know where to begin with this question...please,... (answered by stanbon)

HELP! im not sure how to go about solving these 2 simple problems! 1) ln(5x) + ln(9) = (answered by Fombitz)

I need help with the meanings. i dont understand the problem to get an answer. the... (answered by jim_thompson5910)

Hi! Please help me answer this word problem that requires fractions. I have been busy... (answered by Earlsdon)

Can you please help me with this word problem I do not know where to start. A bag of... (answered by josmiceli)

The ratio of 7 dimes to 3 quarters Can someone please help with this one too, i just... (answered by edjones)

Hello, I need help with (5+3i) - (3-5i) + square root -1 can you please show me to do (answered by jim_thompson5910)

i just dont understand how to do this problem please break dont to step by... (answered by petvetizhere)