Answer:
3.14
Step-by-step explanation:
Note that 22 m equals about 3.1428 times 7 m.
In other words, 22 m equals 3.1428 times 7 m.
Thus, the scale factor, to 2 decimal places, is 3.14.
I'm pretty sure it would be 50+15 because 5x3 is 15 and 5x10 is 50... correct me if I'm wrong