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PolarNik [594]
3 years ago
11

The average weight of students in a class is 40 kg. If the total weight of all the students is 1840 kg, then the number of stude

nts in the class is _______.
a.40
b.42
c.44
d.46
Mathematics
1 answer:
Andrew [12]3 years ago
8 0

Answer:

d. 46

Step-by-step explanation:

46(students) × 40(kg) = 1840(total kg)

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Work out the circumference of this circle.
Arada [10]

Answer: 52.7856cm

Step-by-step explanation:

Circumference of a circle = 2πr

Note that radius = Diameter / 2 = 16.8/2 = 8.4cm

Circumference = 2πr

= 2 × 3.142 × 8.4

= 52.7856cm

Therefore, the circumference of the circle is 52.7856cm

6 0
3 years ago
Find the area of the shaded region. Round your answer to the nearest tenth if needed.<br><br> 4B
AlexFokin [52]

Answer:

136.1 inches

Step-by-step explanation:

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1. so 3/4 x 7.6^2xpi

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3. .75 x 57.76 x pi

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3 years ago
The probability of a tourist visiting an area cave is 0.70 and of a tourist visiting a nearby park is 0.60. The probability of b
levacccp [35]

Answer:

<h2>0.50</h2>

Step-by-step explanation:

The probability that a tourist visits at

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Hope this helps! <3

6 0
3 years ago
How many terms are there in a geometric series if the first terms is 2, the common ratio is 4, and the sum of the series is 2,73
arsen [322]
The sum of n terms of a geometric series is given by
S_{n}=a_{1}\dfrac{r^{n}-1}{r-1}

Substituting the given numbers, you have
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There are 6 terms in the series.
4 0
3 years ago
A basketball backboard set that sold for $79 is discounted 15%. what is the sale price​
Georgia [21]

Answer:

67.15

Step-by-step explanation:

Procedure:

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8 0
3 years ago
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