An architect plans to buy 8 stones spheres and 4 stone cylinders. For the same amount, she can buy 3 stone spheres and 7 stone c
2 answers:
Answer:
$23.298
Step-by-step explanation:
Let the cost of 1 sphere be x
Cost of 8 stone spheres = 8x
Cost of 3 stone spheres = 3x
Cost of 1 cylinder = $38.83
Cost of 4 stone cylinders =
Cost of 7 stone cylinders =
Now Cost of 8 stones spheres and 4 stone cylinders = 8x+155.32
Cost of 3 stone spheres and 7 stone cylinders = 3x+271.81
Now we are given that For the same amount, she can buy 3 stone spheres and 7 stone cylinders.
So,
Hence each stone sphere cost is $23.298
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Options were not present in the question we are Stating below;
Rashida owns a bike rental company. She charges an initial fee of $10 for each rental and an hourly rate of $4. A customer paid $34 for a bike rental. Which of the equations below could be used to find how many hours, x, the customer rented the bike?
Answer:
Step-by-step explanation:
Given:
Amount customer paid = $34
Initial fee = $10
Hourly rate = $4
We need to write the equation used to find how many hours, x, the customer rented the bike.
Solution:
Let the number of hours customer rented the bike be 'x'.
Now we can say that;
Amount customer paid is equal to sum of Initial fee plus Hourly rate multiplied by number of hours customer rented the bike.
framing in equation form we get;
Hence The equation used to find number of hours customer rented the bike is .