Makayla has two types of ropes. she wants to cut the ropes into pieces of the same length for butterfly knots. one is 84 inches, the other is 116 inches. write the sum of two lengths and factor out the number you found in part a what does the number inside the parentheses represet

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.

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 −