A lighthouse is 90 feet tall. A scale model of the lighthouse has a scale of 1 in: 6 ft. How tall is the model of the lighthouse
1 answer:
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20% of 56
Let the number be x
Solving
The answer is 11.2.
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
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If they are working together, in a minute they will do:
In a minute they will do
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Lucy can assemble a computer in 45 minutes. That means, in a minute Lucy does
If they are working together, in a minute they will do:
In a minute they will do
To finish the job they will do it in