Question

Find the least number of square pictures required to cover a poster paper of
length 150 cm and of breadth 80 cm.​

Answer 1

Step-by-step explanation:

side of each square pictures =H.C.F of 150 and 80

= 10 cm

area of poster = (150 ×80 ) cm²

area area of a square picture = (10×10) cm²

number of square pictures required = (150 ×80)/10×10

= 120 square pict..

and...