307
The Least Common Multiple (LCM) for 27 42 is 378.
27
The difference between 8 times the last digit and the rest of the number is a multiple of 27
The LCM is: 432
54
The GCF is 1.
27
-307
100 - 27 = 73 (the percentage of 300 that is 27 percent short of 300) 300x (27/100) = 300x .73 = 219
There is only one 7. Whether it's between 1-999, or between 1-999,999,999. Now, if the question was how many numbers that contains 7 in it (i.e., 17, 27, 70, 750) I am not sure. I believe it is 280.
Answer: 27 ºC = 300 K