Question

how many pencils would be required to complete a set of 12,15,20

Answer 1

Answer:

Mark me please ~ans -

Step-by-step explanation:

which comes out to be total pencil given to all student 5N

While 10 pencils are left,

So total pencil (5N+10)

the total pencil was given to students = (5N+10)

Now again, 4 pencils given to each student,

which comes out to be total pencil given to all student 4N, While 20 pencils are left,

So total pencil (4N+20).