1. The population of an endangered species of bird is decreasing 15 percent each year. If there were originally 1,400 birds rema
1 answer:
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Answer:
3/16 or 0.1875
Step-by-step explanation:
Since she remembers the first two digits, she only has to guess the last two digits. If both digits are greater than 5, there are 4 possible alternatives for each digit (6, 7, 8 or 9).
In three tries, the probability that she will get it right is:
The probability she will get access to her account is 3/16 or 0.1875.
Answer:
You can do this by dividing the radicand by the square number , and multiplying the radical by the root of that number.
e.g.