Question

The mass of a pail is 2490 g when it is filled with sand. It has a massa
to of 9240 g when it is fully filled with sand. Find the mass of the pail when
it is empty

Answer 1

Ответ:

240g

Пошаговое объяснение:

pail + 1/4 sand ------- 2490g

pail + 4/4 sand 9240g

3/4 sand 6750

4/4 sand 9000

92409000 = 240

Ans: 240g.