Premises:1.All philosophers are liberal.2.Those who are not philosophers are bureaucrats. Which of the following can be inferred from the above:a.Some of the liberals are bureaucrats.b.Some liberals are not bureaucrats.c.No liberal…

Premises:

1.All philosophers are liberal.

2.Those who are not philosophers are bureaucrats.

Which of the following can be inferred from the above:

a.Some of the liberals are bureaucrats.

b.Some liberals are not bureaucrats.

c.No liberal who is philosopher is a bureaucrat.

d.All of the above.

How many different & digit numbers are there the sum of whose digits are add ????

How many 6-digit numbers contain exactly 4 different digits????

how many 8 digit numbers are there the sum of whose digits even?????

How many numbers smaller than 2*10^8 and are divisible by 3 can be written by means of the digits 0,1,2 (excluding single and double digit numbers)

I am so confused with cube cuts.If a cube is painted and cut into 125 identical pieces125 pieces means 4 , 4 , 4 cuts right..!! When considering a particular face , there will be 4 cubes on the edges and its painted on 3 faces. What is the logic of 2 painted and 1 painted face ?

Rs.9000 was divided into 2 parts. 1 part was invested at 7.2% p.a. and other at 9.6% p.a. Both were invested under SI for an year. Total simple interest is Rs.720. Find the sum invested at 7.2%p.a. ?

(Please provide answer with detailed steps ) Thanks in advance

How to determine if a number is a Perfect square ( Like for big numbers) Any shortcut ???