MCQOPTIONS
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| 1. |
Select the option that is related to the third number in the same way as the second number is related to the first number.18 ∶ 306 ∶∶ 23 ∶ ? |
| A. | 506 |
| B. | 509 |
| C. | 508 |
| D. | 507 |
| Answer» B. 509 | |