A train is travelling at a constant speed in ten minutes it travels 24 km work out how far it travels in 30 minutes 50min
1 hour

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −

20 ! brainliest ! add and simplify your answer.