Question

40 pencil in a box and 15 pen in a box each to be given a pen and a pencil with nothing left over how many packet of pen and pencil bought

Answer 1

Answer:

Multiples of 15: 15, 30, 45, 60, 75, 90, 105, 120 Mulitples of 40: 40, 80, 120 This means that there are 120 people at the conference, and that he sold 3 boxes of pencils (40x3=120) and 8 boxes of pens (15x8=120)