Question

explain why holes are made in hanging banners and hoarding

Answer 1

they have holes because they tie wifes that cannot fall down so they have holes for it

Answer 2

Answer:

$\large \star\underline {\underline\blue {\mathfrak {Question}}} \star$

Explain why holes are made in hanging banners and hoardings.

$\large \star\underline {\underline\green {\mathfrak {Answer}}} \star$

Air exerts pressure. Due to this pressure banners and hoarding flutter and torn when wind is blowing fast. Holes are made in banners and hoardings so that wind passes through the holes and they do not become loose and fall down.