answer
0.54
explanation
since student A and student B are independent of each other, we multiply their individual probabilities to get the probability of both solving the problem
A * B
= 0.9 * 0.6
= 0.54
there is a 0.54 probability that both will solve the problem
n should be 8 according to mathmatical laws
Answer:
8×10^21
Step-by-step explanation:
