A. 61.39
B. 0.324
C. 3.24
D. 6.139
E. 32.4
0 1 9 36 99 225 441
42 3.5 73 26.25 118.125
1 3 9 31 128 651 3913
2 3 5 8 14 23 41 69.
160 80 120 180 1050 4725 25987.5
Three numbers are in G.P. Their sum is 28 and product is 512. The numbers are
The sum of the series: 1² + 2² + 3² + 4² + ……+ 15² is