W Un
1-08-21
the table below is the number of babies born in some
village a certain day in a district.

of babies No of babies 3,5,6,7,8
No of villages 2 ,x-2, x ,4
of the mean number of lite babies is 6, find the value of x
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Which of these sequences is a geometric sequence a 1,2,4, 7, 11, 16, 22. b. 2.4.8.14.22.38 c.3.6.9. 15.18,21 d. 3,9,27,81,243,729,

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?

What is the factored form of the following expressions? d^2 – 13d + 36