Cracking The SAT Premium

(Marvins-Underground-K-12) #1

Questions 37 and 38 refer to the following information.


Set R   consists    of  all the one-digit   prime   numbers.    Set S   contains    all of  the elements    of  Set R,  as  well
as an additional positive integer, x.

37 .If  the sum of  all of  the elements    of  Set S   is  30, what    is  the value   of  x^2     –   11x −   25  ?

38 .Michael wants   to  change  the value   of  x   so  that    the mean    of  Set S   is  equal   to  the median  of
Set S and for Set S to have no mode. What value of x would accomplish his goal?

STOP


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