Hey there!
When you see/hear "of" in mathematical questions or equation it usually means "multiplication" or "multiply"
We will convert our percentage into a decimal (it can be easier to solve)
Guide ⬇
55% = 0.55
45% = 0.45
95% = 0.95
New equations + your answers
1) 0.55 × 140 = 77
2) 0.45 × 160 = 72
3) 0.95 × 180 = 171
Good luck on your assignment and enjoy your day!
~LoveYourselfFirst:)