" f positive integral solutions of "15

The total number of positive integral solution of 15 ltx_1+x_2+x_3lt=20 is equal to

The total number of positive integral solution of 15 a. 685 b. 785 c. 1125 d. none of these

If the total number of positive integral solution of 15ltx_(1)+x_(2)+x_(3)le20 is k, then the value of (k)/(100) is equal to

If the total number of positive integral solution of 15ltx_(1)+x_(2)+x_(3)le20 is k, then the value of (k)/(100) is equal to

The total number of positive integral solution of 15 < x_1+x_2+x_3 lt= 20 is equal to a. 685 b. 785 c. 1125 d. none of these

The total number of positive integral solution of 15

The total number of positive integral solution of 15 < x_1+x_2+x_3 lt= 20 is equal to a. 685 b. 785 c. 1125 d. none of these

The total number of positive integral solution of 15

The total number of positive integral solution of 15<(x1+x2+x3)<=20 is equal to a. 685 b. 785 c. 1125 d. none of these