Tina is t years old, and her age five years ago was one fourth her age sixteen years from now.

Uhhh pls help

The highest common factor of 132 and 220

In pqr the obtuse angle is 105 and the shorter sides measure 4 and 7 units rounded to the nearest tenth what is the area of triangle pqr

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