Rationalizing is just simpllifying, so the simplified value has the same value as the original expression.
115/29 should work for your problem
Answer:
The letters in the word glacier can be arranged in 5040 different ways
Step-by-step explanation:
As there are 7 letters in the word glacier, that means that the number of ways would be 7!
This can also be written as

Their distance would be 50 feet in 2.5 minutes, if the speeds remain constant.
Answer:
Step-by-step explanation:
there is an obscure rule that looks like this
DB/AB = AB/CB
AB=40 for this problem
DB = x
CB = 20
then
X/40 = 40/20
X = 40(40/20)
X = 40(2)
X=80
I find that hard to believe too, :D
but the rule says that's right