A 115-inch board is cut into two pieces. One piece is four times the length of the other. Find the length of the shorter piece.

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

What kind of bond pays interest which is exempt from tax?

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.