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Juli2301 [7.4K]
3 years ago
5

Scott went snowboarding down a mountain. The trail was 2 miles long and took him 5 minutes to complete. If Tom snowboards three

times as fast, how long would it take him to get down the mountain?
Mathematics
1 answer:
BartSMP [9]3 years ago
5 0

Answer:

1 minute and 40 seconds or 1 2/3 minute

Step-by-step explanation:

If it took Scott 2 miles for 5 minutes, than it took him 2.5 minutes to do 1 mile. For 3 times as fast, we need to divide by 3. 2.5/3= 5/2*1/3=5/6. It is 2 miles, so 5/6*2=10/6=5/3=1 2/3 minute. 2/3 minute=40 seconds. So, the answer is 1 minute and 40 seconds or 1 2/3 minute.

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Find the area of a triangle <br> b = 30m<br> h = 15.6m
Tomtit [17]

Answer:

234

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
if you earn a 9% commission on all sales and you sell $4500 worth of merchandise, how much will you earn before taxes?
Nesterboy [21]
Amount would be: 4500 * 9%
= 4500 * 0.09   [ 9% = 0.09 ]
= 405

In short, Your Answer would be: $405

Hope this helps!
7 0
3 years ago
Fine the lower and upper quartiles and interquetile range.
Gnom [1K]

Answer:

Lower Quartile = 25.5

Upper Quartile = 61.5

IQR = 36

Step-by-step explanation:

Given data is:

5, 12, 17, 23, 28, 31, 37, 41, 42, 49, 54, 58, 65, 68, 73, 71

The lower quartile is the first quartile and upper quartile is the third quartile.

A median divides the data set in two equal halves.

Lower quartile also known as first quartile is the middle value in the first half.

The first half is:

5, 12, 17, 23, 28, 31, 37, 41

As the number of values is even, the quartile will be the average of two middle values

Q_1 = \frac{23+28}{2} =\frac{51}{2}= 25.5

Upper quartile is the average of middle two values in the second half when the number of values is even.

42, 49, 54, 58, 65, 68, 73, 71

Q_3 = \frac{58+65}{2} = \frac{123}{2} = 61.5

Interquartile range is the difference of third quartile and first quartile

IQR = Q_3 - Q_1 = 61.5-25.5=36

Hence,

Lower Quartile = 25.5

Upper Quartile = 61.5

IQR = 36

7 0
3 years ago
Can someone please me please
tia_tia [17]

Answer:

96

Step-by-step explanation:

2 vans carry 32 so that means 1 van carries 16

16 x 6

or

32 x 3

7 0
3 years ago
Read 2 more answers
Janelys leans a 16-foot ladder against a wall so that it forms an angle of 61^{\circ} ∘ with the ground. How high up the wall do
Lilit [14]

The height the ladder reaches up the wall is 13.99ft

The ladder, the wall, and the ground form a right-angled triangle.

The ladder is the hypotenuse, or the longest side, of the triangle. The wall is opposite of the angle, 61^{\circ}, that the ladder makes with the ground.

The formula relating the angle the ladder makes with the ground, the ladder, and the wall is the trigonometric ratio

sin 61^{\circ}=\dfrac{\text{wall height}}{\text{ladder length}}

substituting the values for the ladder length, and sin61^{\circ}, and solving, we get

0.8746=\dfrac{\text{wall height}}{16}\\\\\text{wall height}=0.8746\times16\approx13.99ft\text{ (to the nearest hundredth)}

Learn more about trigonometry here brainly.com/question/10726141

5 0
2 years ago
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