Question 1150184
probability of first is 0.3
second is 0.7*0.3 or 0.21
third is 0.7*0.7*0.3 or 0.147
fourth is 0.7^3*0.3 or 0.1029
fifth is 0.07203
sixth is 0.0504
seventh is 0.0353
their sum is 0.9476 ANSWER