That's pretty trivial question... it's the same as if you said you don't know what integers are between 20 and 23...
-22, -21
Each flower is either red or yellow. Each flower is either a tulip or a rose. For these flowers number of tulips:number of roses 6 : 5.
8000-4.989 so when you see the word less than it means that you have to subtract and more than you have to add so the answer for this question will be 7,995.011
??? what type of question is that??