Answer:
3.857142857142857
Step-by-step explanation:
divide 27 by 7 and you have 3.857142857142857, so it's possible (3.857142857142857 x 7 = 27) but it's not a whole number, maybe it's not 27 but 28?
27 : 7 = 3.857142857142857
3.857142857142857 x 7 = 27
