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Question: i need answered asap for problems 4 6 assume...

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I NEED ANSWERED ASAP!!!!!!!

For Problems #4 – 6, assume that adult IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. Draw the normal curve and calculate the following probabilities (rounded to the four decimal places):

4. Find the probability that a randomly selected adult has an IQ that is less than 130.

5. Find the probability that a randomly selected adult has an IQ that is greater than 131.5.

6. Find the probability that a randomly selected adult has an IQ between 90 and 110.

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