the lengths of pregnancies are normally destributed with a mean of 269 days and a standard deviation of 15 days. a. find the probability of a pregnancy l;asting 308 days or longer. b. if the length of pregnancy is in the lowest 2% then baby is premature. find the length that separates premature babies from those who are not premature. g

Abbey purchased a house using a fixed rate mortgage. the annual interest rate is 4.2% compounded monthly for 20 years. the mortgage amount is $235,000. what is the monthly payment on the mortgage? this isn't a multiple choice question have to show my work

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

Which mathematical statements are true? 1) if 3 is an odd number, then 3 times 3 is an even number. 2) if 6 is less than 7, then 4 is greater than 7. 3) six is divisible by 3, and 10 is a multiple of 2. 4) the average of the data is greater than the largest value in the data, or it’s less than the largest value in the data. 5) the slope of a linear graph is its rate of change, and the graph’s y-intercept is the initial value. 6) if an equilateral triangle has equal angles, then all its angles will measure 45°.