Question no. 7 please of tooth and only positioning of the teeth.
the population of city iS
S. In a room. there are 1 2 bulbs of the same wattage, each
having a switch, number of ways to light
tix mogn with dillerc•nt t of illumination is
d. 122
6. Ihc number of possible outcomes in a throw of n ordi-
nary dice in which at least one of the dice shows an odd
number is
d. none of these
7 Let A be a set of n (23) distinct elements. number of
triplets (x. y, z) of the A elements in which at least two
coordinates is equal to
b. c. 3/12 —2n d. 3n2(n— I)
8. The total number of flags with three horizontal strips in
order, which can be formed using 2 identical red, 2 iden-
tical green, and 2 identical white strips is equal to
—14! b. 3 x (4!) c. 2 x d. none of these
9. The number of five-digit numbers that contain 7 exactlv
10. A variable name in certain omputc: language •nust be
either an alphabet • an alphabet -•0110' 'I b decimal
digit. The •otal iurnbc- [different • •ariable name- Iha•
in the
19. Total n
odd
20. Total nu
digits
21. lfall
or
