Whích of the following sets could be the sides of a right triangle? O2.3.10)
O3,5,34)
O5,8,12)

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Out of five men and five women, we form a committee consisting of four different people. assuming that each committee of size four is equally likely, find the probabilities of the following events: 1. the committee consists of two men and two women 2. the committee has more women than men. 3. the committee has at least one man. for the remainder of the problem assume that alice and bob are among the ten people being considered. 4. both alice and bob are members of the committee.

The dimension of the rectangular pool shown below are 40 yards by 20 yards