If each interior angle of a regular polygon is 135°,then the number of diagonals of polygon is equal to

If three metalllic spheres of radii 6cm,8cm and 10cm are melted to form a single sphere,then the diameter of the new sphere will be

If x+y+z=0 and x³+y³+z³+3xyz is equal to

Out of 532 savings account held in a post office,218 accounts have deposits over Rs 10000 each.Further in 302 accounts,the first or sole depositors are men,of which deposits exceed Rs 10000 in 102 accounts.In how many accounts the first or sole depositors are women and the deposits are upto Rs 10000 only?

There are 5 parties A,B C,D and E in an election.Out of total 100000 votes cast,36000 were cast to party A,24000 to party B,18000 to party C,7000 to party D and rest to party E.What angle will be allocated to party E in a pie chart?

The geometric mean of 3 positive numbers a,b and c is 3 and the geometric mean of 3  other positive numbers d,e,f is 4.Also,atleast 3 elements in the set {a,b,c,d,e,f} are distinct.Which one of the following inequalities gives the best information about M,the arithmetic mean among 6 numbers?