self Maths Puzzle

120,315,300,345,_,_, -390....... ?

Read Solution (Total 1)

can anyone get the ans fa dis!!!
11 years agoHelpfull: Yes(4) No(0)

self Other Question

(1!*1)+(2!*2)+(3!*3).......(n!*n)the sum to n terms of the above series is? Find the probability that the sum of dots appearing in two successive throws of two dice is every time 7