3 times because 7+7+7=21
1, 3, 7 and 21. Four numbers.
21 times with a remainder of 7
Three times.
7 times
Three times
21 feet.
21 goes into 147 seven times.
Oh, dude, you're hitting me with some math now? Alright, let me see... 21 goes into 165 about 7.857142857 times. So, technically, it goes in 7 times with a remainder of like 12. But who's counting, right? Just round up and call it 8 times, it's all good.
21, remainder 2
7, remainder 21
21 with remainder 7.