by selling an article in rs 16000 and rs 19000 some loss and some profit are happened respectively. if loss is one - forth of the profit , find its cost​

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.

Factor and solve to find roots x squared -x - 90 =0