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Thepotemich [5.8K]
2 years ago
10

In a certain quiz that consists of 10 questions, each question after the first is worth 4 points more than the preceding questio

n. If the 10 questions on the quiz are worth a total of 360 points, how many points is the third question worth?A. 18B. 24C. 26D. 32E. 44
Mathematics
1 answer:
weqwewe [10]2 years ago
8 0

Answer:

C. 26

Step-by-step explanation:

Let’s suppose that the first question is worth ‘’x’’ amount of points. Then the second question will be worth x+4, the third question x+8, the fourth question x+12, the fifth x+ 16, the sixth x+20, the seventh x+24, the eighth x+ 28, the ninth x+ 32, and the last one x + 36.

The sum of the points of all these questions is equal to 10x + 180. Since the quiz has a total of 360 points, then

10x + 180 = 360.

Solving for x we get:

X = 18.

This means that the first question is worth 18 points, the second one 22 points (18 +4), the third one 26 points(18+4+4), and so on.  

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What’s common denominators for 2/5 and 3/5
MrMuchimi

Answer:

5

Step-by-step explanation:

The fractions already have a common denominator of 5

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Kali is single and earns $45,800 per year. What is her annual federal withholding?
Gnesinka [82]

Answer:

90,000

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You are dealt one card from a standard 52-card deck. Find the probability of being dealt an ace or a 6.
Ainat [17]

Answer:

2/13

Step-by-step explanation:

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4 0
3 years ago
A rectangular park of length 60 m breadth 50 m encloses w volleyball court of length 18 m and breadth 10 m. Find the area of the
Zanzabum

Given

A rectangular park of length 60 m breadth 50 m encloses with volleyball court of length 18 m and breadth 10 m.

To find:

The area of the park excluding the court at the rate of Rs 110 per square meter.​

Solution:

Area of a rectangle is:

Area=length \times breadth

Area of whole park is:

A_1=60 \times 50

A_1=3000

Area of volleyball court is:

A_2=18 \times 10

A_2=180

Now, the area of the park excluding the court is:

A=A_1-A_2

A=3000-180

A=2820

Therefore, the area of the park excluding the court is 2820 square meter.

4 0
3 years ago
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The first one is 2.78% second one is 3.8% third one is 4.5% and it will be 378
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