What is the equation of a line that is parallel to x−2y=−4 and passes through the point (0, 0) ?

Which number is irrational? a) 16 b) 18 c) 25 d) 36

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

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?