Assume that blood pressure readings are normally distributed with a mean of 115 and a standard deviation of 8. if 100 people are randomly selected, find the probability that their mean blood pressure will be less than 117.

One positive number is 9 more than twice another. if their product is 95, find the numbers

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab