Indian here. Redditors say that Indians say this a lot. I'd like to tell you that while Indians do use this sentence, it's almost always placed only after a long, somewhat-gone-off-tangent-in-some-places conversation that explained everything well.
Maaaaaaybe it was to convince you without describing tasks, but... mostly, it's not so.
Also, I don't remember hearing it IRL at all. Just felt like I have heard it at least twice in my 18 years of humaning around.
Me looking for where the penguin artwork spells "xkcd":