Whats 8989898 x 675 lol

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

Abcd is a parallelogram find the valuse of x

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers