| Question | Select the number pair in which the two numbers are related. In the same way as are the tow numbers of the following number pair? 27: 45 | |
| Type | multiple_choice | |
| Option | 32: 13 | incorrect |
| Option | 25: 21 | correct |
| Option | 12: 5 | incorrect |
| Option | 66: 18 | incorrect |
Solution:
= 49 – 4
= 45.
