A group of people were surveyed about the number of WhatsApp messages
they send per day.
48 40 65 35 42 12 18 102 63 55
43 38 ...
if 5 men can do a work in 10 days, then how many men are required to do the same work in 5 days
117.65-7.95%=
3*(22-(x/2))=18
0 = 4 - 1.61x^2-7.848x^4+24.059x^6
z <- 3 * 3
x <- z - 9
1*1+1*2*2+1*2*3*3+1*2*3*4*4+1*2*3*4*5*5
458853
2391091
2004202
917147
4782182
4008404
21589576
24593024
8676831
9086092
8577439
8140223
7425
√(1/16.x^2 )
