Find three numbers in G.P. whose sum is 13 and the sum of whose squares is 91.

Find three numbers in A.P. whose sum is 9 and the sum of their squares is 35.

Find the four numbers in A.P.whose sum is 20 and the sum of whose squares is 120.

Find four numbers in A.P. whose sum is 28 and the sum of whose squares is 216.

Find four numbers in A.P whose sum is 8 and the sum of whose squares is 196 .

Find three numhers in G.P. whose sum is 35 and sum of their squares is 525.

Find three numbers in A.P. whose sum is 9 and sum of whose cubes is 99.

Find three number in G.P. whose sum is 52 and the sum of whose products in pairs is 624

Find 4 numbers in A.P. whose sum is 4 and sum of whose squares is 84.

Find three numbers in AP whose sum is 15 and the sum of the squares of the two extremes is 58.