Mathematics Algebra Equations
1. A hotel has 120 rooms. If the number of double room is 8 more than three times the number of single rooms, how many single rooms does the hotel have?
2. A mechanic earns $5 more per hour than his helper. On a six-hour job the two men earn a total of $114. how much does each earn per hour?
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Help pleaseeee The Hotel Regal has 500 rooms. Currently the hotel is filled. The daily rental is $ 400 per room. For every $4
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x</= 500 room rent = r = 400 + i x = 500 - (8/4)i cash = [ 500 - (8/4)i ] [400 +i] cash = c =
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To solve this word problem using a linear system of equations, we need to define two variables:
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r(x) = (600-4x)(250+4x) Now plug and chug.
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Help please >.< The Hotel Lakewell has 450 rooms. Currently the hotel is filled . The daily rental is $ 750 per room. For every $
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number of rooms rented = 450 - 7x price per room = 750 + 4x revenue = (450-7x)(750+4x) expand, then
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revenue r(x) = (1000+4x)(500-8x) Just find the vertex of that parabola to get the x desired, then
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Let me start fresh: let the number of $6 increases be x number of rooms rented = 400-7x cost per
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revenue = rate * #rooms = (250+14x)(400-5x) this will be a parabola, where max revenue is at the
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revenue is room-charge * #rooms, so R(x) = (700+14x)(550-7x) That's just a parabola, and you can
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To find the rate that the hotel chain should be charging to maximize revenue, we can use the concept
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