Samsung has unveiled a new cellphone. Traditionally new Samsung cellphones have had 70% success rate among South Africa's youth. Before unveiling the new product, the marketing department decided to commission a market research study to test the acceptance of the new cellphone in the South African market. Market research is known to forecast a positive test market result for 75% of successfully launched products and a positive test market result for 25% of failed product launches. Let assume that the market test provided a positive outcome, what is the probability that the new cellphone will be successfully unveiled in South Africa?