Use Hooke's law... (just kidding)
Break down each force vector into horizontal and vertical components.



The resultant force is the sum of these vectors,

and has magnitude

The closest answer is D.
Given that
The cost of 1 m ribbon = Rs.75
The cost of 7/5 m ribbon
→ (7/5)×75
→ (7×75)/5
→7×15
→₹ 105
The cost of 7/5 m ribbon is ₹105.
Answer: A. 12, 12, 36
I hope this helps you
Lypypxupcouckgxlyxkkgxk gc kyxotxlyxoyxlyxltzlyxl h luck llyxlyxoyxlyxl