Neow friend me on discord for reasons and points on

My discord is: Neow#3422

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

The perimeter of △cde is 55 cm. a rhombus dmfn is inscribed in this triangle so that vertices m, f, and n lie on the sides cd , ce , and de respectively. find cd and de if cf=8 cm and ef=12 cm. the answer is not cd=20 and de=15. i have tried that one, it does not work.

The two-way relative frequency table shows the relative frequencies of late-night workers and day workers who do or do not drink coffee. what percent of late-night workers do not drink coffee? enter your answer in the box as a percentage. work late-night jobs work day jobs drink coffee 0.733 0.455 do not drink coffee 0.267 0.545