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Paha777 [63]
2 years ago
10

A student earns an 80% on their science test. If she got 20 questions correct, how many total were on the test?

Mathematics
1 answer:
galina1969 [7]2 years ago
5 0
25 questions
Explanation: 20 divided by 25 is .8 which is 80%
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The equation y = 2.50x determines the total cost, y, of buying x carnival tickets. Use the drop-down menu to complete the senten
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Answer: The total cost of 15 carnival tickets=$37.50

Step-by-step explanation:

We are given that ,

The equation y = 2.50x represents the total cost of buying buying carnival tickets , where x= Number of carnival tickets and y= Total cost.

To find : The cost of 15 carnival tickets.

In the given equation , we substitute the value of x = 15  we get

y = 2.50(15)=2.50\times15=37.5\\\Rightarrow\ y=37.5

Thus , According to the equation, the total cost of 15 carnival tickets= $ 37.50

Hence , the correct answer is $ 37.50 .

8 0
2 years ago
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What would you earn in total commissions on the following sales of $5100 $4876 $5215 $6225 and $5235 if you if you earn a commis
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Answer:

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3 years ago
A scientist measured the exact distance between two points on a map and came up with the following number: 0.04000 km.
stellarik [79]

Answer:

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3 years ago
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Answer:

C = 600 + 50s

Step-by-step explanation:

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cost of the trip = C

Relating the variable C and s

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C = 600 + 50s

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What does it mean for two fractions to be equivalent? For two ratios to be equivalent?
nadya68 [22]
When two fractions are equivalent that means that different fractions have the same number
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3 years ago
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