3
18-the correct number should be 20.
26 because all of the other numbers are added from 2. for example, 14+2=16, and 16+2=18
The noble gases belong to Group 18 of the periodic table.
18 is 16% of 100*18/16 = 112.5
2x - 16 = 3x/18
You Can't! ANSWER 2 Meaning you are under 16? It doesnt matter, you will be watched by a flight attendant, and checked on more freekwently. If you are over 18, it doesnt really matter.
No 16 is deficient.12 and 18 are abundant.
16 and 18
No.
The smallest number is LCM(12, 16, 18) = 144
18. It doesnt matter if you're 16 or 17 and have parent permission, you still can't get one. You have to be 18 to get one legally.
It is 18, the number in the middle when they are arranged in order.