Answer:
11/26
Step-by-step explanation:
we know that there are 26 different letters in the alphabet.
In the word PERMUTATIONS there are 11 different letters (letter T is repeated twise, so we count it once)
so the probebility is 11/26
Answer:
30
Step-by-step explanation:
Answer:
x = 2
Step-by-step explanation:
(2x+3)/5 = 7/5
Multiply both sides by the LCM of the denominators (5)
2x+3 = 7
2x = 7-3
2x = 4
x = 4/2
x = 2
Answer:
P(t) = 200·0.95^t
Step-by-step explanation:
Each year, the population drops to 95% of its previous value. That is, the population is multiplied by 0.95 each year. Repeated multiplication is signified by an exponent. Here, that exponent is the number of years from today (t).
The population function can be written as ...
P(t) = 200·0.95^t