Change the voice of “One should keep one’s promise”.
One’s promise should be kept
A promise should be kept.
One’s promise should be kept by one.
Promise should be kept
Explanation: One, Nobody, No one, Everyone, Everybody, Somebody ইত্যাদি Indefinite pronoun যুক্ত active voice থেকে passive voice এ রূপান্তরের সময় Indefinite pronoun গুলো উঠে যায়। যেমন-
Active: One should keep one’s promise.
Passive: A promise should be kept.
Active: Nobody knows him here.
Passive: He is not known here.
Volume of a cube and a rectangular solid are equal. The length of an edge of the cube is 2m. If rectangular has length and width as 4m and 2m, then what is the height of the rectangular?
Two pipes A and B can fill a tank in 36 min and 45 min respectively. Pipe C can empty it in 30 min, A and B are opened and after 7 min, C is also opened. In how many minutes will the tank be full?