In the molecule of CH4 there are Hydrogen atoms, and
Carbon atom.
A.4 Hydrogen,4 Carbon
B.1 Hydrogen, 4 Carbon
C.1 Carbon. 4 Hydrogen

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?

What is the mean of the data set 125, 141, 213, 155, 281