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BartSMP [9]
2 years ago
13

Last year at a certain high school, there were 100 boys on the honor roll and 60 girls on the honor roll. This year, the number

of boys on the honor roll decreased by 11% and the number of girls on the honor roll decreased by 10%. By what percentage did the total number of students on the honor roll increase? Round your answer to the nearest tenth (if necessary).​
Mathematics
1 answer:
zmey [24]2 years ago
8 0

Answer:

-11 boys -6 girls

Step-by-step explanation:

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ICE Princess25 [194]

The LCM of the given numbers have been determined.

<h3>What is LCM ?</h3>

LCM stands for Least Common Multiple .

For two numbers , LCM is the number that is the smallest number of which they both are a factor.

It is asked to determine

LCM of 6 and 9

6 = { 6 , 12 , 18 , 24 , 30 , 36 , 42 .....}

9 = { 9 , 18 ,27 .....}

The LCM of 6 , 9 is 18

LCM of 8 and 12

8 = { 8,16,24,32....}

12 = {12 , 24 ,36....}

The LCM of 8 and 12 is 24

LCM of 4 , 6 and 8

4 = {4 , 8 , 12 , 16 , 20,24,28 ....}

6 = { 6 ,12 ,18,24......}

8 = {8 , 16,24 .....}

The LCM of 4,6 and 8  is 24

The LCM of 6 and 15 is 30  

The LCM of 20 and 30 is  60

The LCM of 25,30 and 75 is 150

The image of the solution is attached .

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6 0
2 years ago
The following data represent weights (pounds) of a random sample of professional football players on the following teams. X1 = w
alexandr1967 [171]

I don't have an idea of what the answer is to be honest.

8 0
3 years ago
Given f(x)=-x-1, solve for x when f(x)=-10
Ilia_Sergeevich [38]

f(x) = -10

set the equation equal to -10 and solve for x:

-10 = -x-1

Add 1 to both sides:

-9 = -x

Divide both sides by -1:

x = 9

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kodGreya [7K]

Answer:f

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Step-by-step explanation:

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A graph in which the frequency for each category of a quantitative variable is represented as a vertical column that touches the
Arturiano [62]

Answer:

Histogram.

Step-by-step explanation:

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A histogram can be defined as a visual representation of data in form of bars of different heights. In histogram, each and every bar groups numbers into ranges. The greater the height of the bar, the larger the data falls into its range. It basically represents shape and spread of continuous data sample.

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