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1. |
In an alloy, aluminium and tin are in the ratio of 4 ∶ 5. In the second alloy, the ratio of same elements is 4 ∶ 7. If equal quantities of these two alloys be mixed to form a new alloy, then what will be the ratio of both of these elements in the new alloy? |
A. | 2 ∶ 3 |
B. | 16 ∶ 35 |
C. | 4 ∶ 5 |
D. | 40 ∶ 59 |
Answer» E. | |