Answer:
Yes! I use this site all the time and my questions always get answered quickly!
Step-by-step explanation:
Manny can assemble a computer in 50 minutes. That means, in a minute Manny does

job.
Lucy can assemble a computer in 45 minutes. That means, in a minute Lucy does

job.
If they are working together, in a minute they will do:



In a minute they will do

job
To finish the job they will do it in
minutes or about 24 minutes.
Answer:
$96
Step-by-step explanation:
4 times 10 is 40. 7 times 8 is 56. 40 + 56 = 96
4,9,16 are all options that ratio to 1,2,3
0.1 or 1/10 is in simplest form