If any four numbers are selected and they are multiplied, then the probability that the last digit will be 1, 3, 5 or 7 is [RPET 2002]

If any four numbers are selected and they are multiplied, then the pro

1.	If any four numbers are selected and they are multiplied, then the probability that the last digit will be 1, 3, 5 or 7 is [RPET 2002]
A.	\[\frac{4}{625}\]
B.	\[\frac{18}{625}\]
C.	\[\frac{16}{625}\]
D.	None of these
Answer» D. None of these

Discussion

No Comment Found

Related MCQs

The probabilities of a student getting I, II and III division in an examination are respectively \[\frac{1}{10},\,\frac{3}{5}\] and \[\frac{1}{4}.\] The probability that the student fails in the examination is [MP PET 1997]
If A and B are two events such that \[A\subseteq B,\] then \[P\,\left( \frac{B}{A} \right)=\]
If \[4\,P(A)=6\,P\,(B)=10\,P\,(A\cap B)=1,\] then \[P\,\left( \frac{B}{A} \right)=\] [MP PET 2003]
A man make attempts to hit the target. The probability of hitting the target is \[\frac{3}{5}.\] Then the probability that A hit the target exactly 2 times in 5 attempts, is
Let A, B, C be three mutually independent events. Consider the two statements \[{{S}_{1}}\]and \[{{S}_{2}}\] \[{{S}_{1}}\,\,:\,\,A\] and \[B\cup C\] are independent \[{{S}_{2}}\,\,:\,\,A\] and \[B\cap C\] are independent Then [IIT 1994]
If\[P\,({{A}_{1}}\cup {{A}_{2}})=1-P(A_{1}^{c})\,P(A_{2}^{c})\] where c stands for complement, then the events \[{{A}_{1}}\] and \[{{A}_{2}}\] are [MP PET 1989]
A bag contains 3 black and 4 white balls. Two balls are drawn one by one at random without replacement. The probability that the second drawn ball is white, is [MP PET 1995]
Seven chits are numbered 1 to 7. Three are drawn one by one with replacement. The probability that the least number on any selected chit is 5, is [EAMCET 1991]
From a book containing 100 pages, one page is selected randomly. The probability that the sum of the digits of the page number of the selected page is 11, is
A box contains 3 white and 2 red balls. A ball is drawn and another ball is drawn without replacing first ball, then the probability of second ball to be red is[Roorkee 1995]

If any four numbers are selected and they are multiplied, then the probability that the last digit will be 1, 3, 5 or 7 is [RPET 2002]

Discussion

No Comment Found

Related MCQs

Reply to Comment