Answer:
false
Step-by-step explanation:
Both friend A and C will save enough money in 8 weeks.
What are the demetions of the platform?
As you can see in the given figure, there are two intersecting chords inside the circle.
Recall that the "Intersecting Chords Theorem" is given by

For the given case, we have
AE = 7
BE = 6
EC = 9
Let us substitute these values into the above equation and solve for DE

Therefore, the length of DE is 10.5 units.
C is the correct answer I believe