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irina1246 [14]
3 years ago
15

There are blue, red and green pencils in the box—20 pencils total. There are 6 times more green pencils than blue pencils. There

are fewer red pencils than green pencils. How many pencils do you need to take out of the box in order to get at least one red pencil among them?
Mathematics
1 answer:
lana [24]3 years ago
5 0

Answer:

You have to take 15 pens to get at least one red pencil.

Step-by-step explanation:

If there were one red and 6 green pens, there would be more red than green pens.

If there were 3 or more blue and thus 18 or more green pens, the number of pens would be over 20.

So there must be 2 blue, 12 green and thus 6 red pencils. So you have to take at least 15 pens to be sure that you got a red one.

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sasho [114]
You can look for the number 16 on the x-axis. (bottom line) and put a finger there. Then, look for 19 on the y -axis (left line) and put a finger there. Trace your left finger to the right and your right hand up until they meet. That is (16,19)
8 0
3 years ago
Madison works part time at a local farm. She makes $10.00 an hour for cleaning the animals
stiv31 [10]

Answer: She will have to work 9 hours

Step-by-step explanation:

$10+ $7 = 17 x 9 = 153

Hope this helped :)

3 0
3 years ago
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Help with homework pls
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It would be an open circle with an arrow going to the right

3 0
3 years ago
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Yuson used her calculator to solve the equation 4/5x - 8 = 3. She entered the following on her screen and got an incorrect answe
Firlakuza [10]

Answer:

55/4

Explanation:

Let's solve your equation step-by-step.

4 /5x−8=3

Step 1: Add 8 to both sides.

4 /5x−8+8=3+8

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Step 2: Multiply both sides by 5/4.

( 5 /4 )*( 4 /5 x)=( 5 /4 )*(11)

x=  55/4

Answer:

x=

55 /4

Hope that helps :)

 

4 0
3 years ago
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How many different ways are there to rearrange the letters of the word EXAM, if you don't care if the results is a recognizable
Vlada [557]
In this case, all letters are unique.

Start by holding the first letter:
E - XAM
E - XMA
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E - MXA
E - AXM
E - AMX
So there are 6 combinations here.

Repeat for all 4 letters.

6 x 4 = 24

This is same as 4x3x2x1.

For 3 unique characters, it is 3x2x1.
For 5 unique characters, it is 5x4x3x2x1
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6 0
3 years ago
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