MCQOPTIONS
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| 1. |
If x, y, z are three sums of money such that is the simple interest on x and z is the simple interest on y for the same time and at the same rate of interest, then we have |
| A. | z2 = xy |
| B. | xyz = 1 |
| C. | x2 = yz |
| D. | y2 = zx |
| Answer» E. | |