Which number(s) below belong to the solution set of the equation? check all that apply. x+22< 32
a). 40
b). 41
c). 84
d). 50
e). 16
f). 39

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is