What is a 18% tip on a $40.00 haircut

Alarge rectangle is divided into four smaller rectangles.

Iwill give brainliest only if your correct the words subsequent and submerge both contain the prefix sub. based on this information, what does the prefix sub most likely mean? a) under or secondary b) true or verifiable c) tricky or difficult d) around or centered on

2.5 milligrams is equivalent to how many grams