ONLY ANSWER THIS IF YOU HAVE AN EXPLANATION AND IF YOU KNOW WHAT THE ANSWER IS. ( NO LINKS AND NO ANSWERS WITHOUT EXPLANATION )

What percent of 18 is 24? and plz explain thx.

Can anyone me get through my algebra 2 class? the only class i need to graduate..

The half-life of a certain material is 0.002 second. approximately how much of a 14-gram sample will be left after 0.004 second? a. 12 grams b. 3.5 grams c. 0.06 gram d. 7 grams