MCQOPTIONS
Saved Bookmarks
| 1. |
A box contains one red ball, one blue ball and one green ball. The ratio of the weight of the red and blue ball is 5 ∶ 6 and that of blue and green ball is 5 ∶ 4. If the blue ball weights 60 g, the weight of the green ball is |
| A. | 48 g |
| B. | 50 g |
| C. | 40 g |
| D. | 55 g |
| Answer» B. 50 g | |