Question

one fourth of the number of pens I have are blue, two third of the remaining are black and the rest and are green. how many pens do I have?​

Answer 1

Answer:

Step-by-step explanation:

total there are some numbers of pens

there are 1/4 are blue

there are 2/3 are black

there are x are black

now

1/4 + 2/3 + x =1

3 + 8 + 12x = 12

11 + 12x = 12

12x = 1

x = 1/12

there are one tweleth number are green

Answer 2

Continuation:

4x-x-2x = 10

4

x = 10

4

x=4*10

x=40

The total number of pens=40

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