What is the greatest common factor of 243 and 324 ?

A: 3x3x3x3= 81
B: 4x3x3x3x3x3= 972
C: 2x2x3x3= 36
D: 2x3x3= 54

You have 37 coins that are nickels, dimes, and pennies. the total value of the coins is $1.55. there are twice as many pennies as dimes. find the number of each type of coin in the bank.

If point cis between points a and b, then ac + — = ab

The diameter of a bacteria colony that doubles every hour is represented by the graph below. what is the diameter of the bacteria after 8 hours? graph of a curve passing through the points zero comma 1, one comma two, two comma four, and three comma eight