Two numbers add to 151 and the second is 21 bigger than the first. What are the two numbers?
2 answers:
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Answer:
Brian Peters worked for total of 45 hours.
Step-by-step explanation:
Let the total number of hours worked be 'x'.
Now Given:
Hours spent on other projects = 18 hours.
Also Given:
60% of a week's time working on drawings for a new apartment building.
Hours spent on new apartment building =
We need to find the total hours worked.
Solution:
Now we can say that;
total number of hours worked is equal to sum of Hours spent on new apartment building and Hours spent on other projects.
framing in equation form we get;
Combining like terms we get;
Now Dividing both side by 0.4 we get;
Hence Brian Peters worked for total of 45 hours.