What is the original price of ATV set if you paid 1035 for it after a 10% discount

The table respent two linear functions the equation respented by the first tables is given

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

What is the difference between the predicted value and the actual value