Answer:
f<25, she can make less than 25 flowers to have enough time, (I think the inequalitie sign should have a line underneath it tho meaning, less than or equal to 25 flowers, which would only make sense)
Step-by-step explanation:
First you need I subtracted 15 from 90 which got me 75.
15 + 3f<90
-15 Â Â Â -15
_________
0 Â Â Â Â Â 75
3f<75
__
3f Â
75 divided by 3f= 25