From a total of six men and four ladies a committee of three is to be formed. If Mrs. X is not willing to join the committee in which Mr. Y is a member, whereas Mr.Y is willing to join the committee only if Mrs Z is included. How many such committee are possible?
138
That's Wrong
112
That's Wrong
91
That's right
128
That's Wrong
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Gold and No are in a horse race with 6contestants. How many different arrangements of finishes are there if No always finishes before Gold and if all of the horses finish the race?
21
That's Wrong
360
That's right
24
That's Wrong
700
That's Wrong
120
That's Wrong
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