Video narration
Bakstar bhitore kotota jayga ache, chokhe dekhe ki bujhte parcho na? Ei ayotghonok bakse chhoto chhoto shoman ghanok bhoro. Doirghyo borabor 4ta, prostho borabor 3ta, ek store tai 4 gun 3, orthat 12ta ghanok. Onuman korar dorkar nei. Ekhon ucchotay emon 2ti store sajale, mot ghanok hobe 12 gun 2, orthat 24. Ei mot ghanok-i bakser ayoton, mane bhitorer jayga. Tai mone rekho: ayoton = doirghyo x prostho x ucchota!