Weight is defined as:-

Atomic weight of an element X is 120 when one amu is defined as 1//18th part by weight of an element of C^(12) . On the same scale, atomic weight of another element Y is 72. Which of the following statement regarding X and is (are) correct?

On a conventional scale, atomic weight of sulphur is 32. If on a new scale, an amu is defined as one atom of C-12 isotope, what would be the atomic weight of sulphur on this new scale?

Assertion : Mass of a body is defined as the gravitational force exerted on it due to earth's gravity alone Reason : "Weight"= "mass" xx" acceleration due to gravity" .

Jack's weight first increased by 20% and then his new weight decreased by 25%. His final weight is what percent of his beginning weight?

Ben's weight is four times Nick's weight. If Nick's weight is x pounds, then Ben's weight, in pounds, is