Ca cpt

1).the average of 5 quantities is 6 the average of 3 of them is 8 what is the average of the remaining quantity.

ans: 3.

2).from the following choice what is the equation of a line whose x intercept is half as that of line 3x + 4y = 12 & y intercept twice of same.

ans: 3x + y = 6.

3).(243)*(243)^1/6*(243)^1/36------------------------------infinite

ans: 729.

4).if n = m! then

1/log2^n + 1/log3^n + 1/log4^n + ------------------------------+1/logm^n

ans: 1.

5).if v(x) = 5 then v(2-3x) = ?

ans: 45.