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There are 20 red and blue pens in a box there are 3 times as many blue pens as red pens?
Wiki User
∙ 12y ago
3b + r = 20
20/4=5
5x3=15 blue pens
5x1= 5 red pens
Wiki User
∙ 12y ago
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How many ballpens are there if 5 ballpens are left when 6 boxes are use and 17 ballpens are left when only 5 boxes are used?
77 ball point pens. Let x be the number of pens in a box. Then: number_of_pens = 6x + 5 = 5x + 17 so solving: 6x + 5 = 5x + 17 ⇒ x = 12 ⇒ number_of_pens = 6 x 12 + 5 = 77
How do you get cubic on a box?
Multiplying the length times the width, times the heighth- will give you the volume of the cubic measurement of a box.
What is the dimension of a box?
Depends on the size of the box. You can use the formula length times width times height, though.
Dimensions of a kleenex box?
The dimensions of a Kleenex box are length, width and height. The volume of the box is equivalent to length times width times height.
How do you find the total area of a flat box in math?
First of all, there's probably no other way to find it except with math.-- Add up:(length of the box times width of the box) plus(length of the box times height of the box) plus(width of the box times height of the box).-- Double the result.-- You have the total area of the cardboard used to make the box, including its top.
A box contains a number of pens, 12 of which are red pens. The rest of the pens in the box are blue pens. If the probability of selecting a red pen is 3/8 how many blue pens are in the box.A) 17B) 19C) 20D) 21E) 18?
12 x 3 = 36 12 x 8 = 96 96 - 36 = 60 there are 60 blue pens in the box.
How many pens come in a box?
There are typically 12 pens in a standard box.
If half a box contains 24 pens , how many pens are there in one- third of the box?
The answer is 16. The reason for this is if half the box is 24, then the whole box had 48 pens. 48 divided by 3 (because its a third) it leaves you with 16.
Lisa bought a box of 20 pens 15 were red pens and the rest were purple How many of the pens were purple?
5 were purple
Forty-eight pens are packaged in 4 boxes. How many pens are packaged in 9 boxes?
In 4 boxes there are a total of 48 pens. Divide 48 by 4 and this will give you how many pens are in 1 box. 48/4 = 12. To find how many pens are in 9 boxes multiply 12 by 9. 12x9 = 108. There are 108 pens in 12 boxes
What is the collective noun for crayons?
Some collective nouns for pens are a set of pens, a case of pens, a supply or pens.
There are five pen in the box?
The sentence "There are five pens in the box" is grammatically correct.
Who has more pens Ray has 4 boxes with 5 pens in each box Kevin has 5 boxes with 4 pens?
neither. they have the same amount
How many blue and yellow pencils do i have in a box of thirty pencils where i have 40 yellow and 60 blue?
If you have a box of thirty pencils you will have 20 blue pencils in that box. This is a math problem.
Can pens fly?
yes they can only in a card board box
Do pens fly?
yes only in a card board box!!!!!
And office manager ordered 12 boxes of pens and 14 boxes of pencils on the internet. Each box of pens contains 124 each box of pencils contains what is the total number of pencils the manager order?
The answer is 20832
