Answer:
28 "cut & styles"
Explanation:
The amount for a haircut and style,
→ x = $41
The money she wants for her savings,
→ y = $1140
The number of "cut & styles" she must do to save $1,140 per month is,
→ y/x
→ 1140/41
→ 27.8048780488
→ ≈ 28 "cut & styles"
Hence, she must do 28 "cut & styles".