Given:  1457 a.  List all the prime numbers that must be tested to determine if 1457 is prime or composite. List in numerical order.  Separate with commas, no spaces [a] b.  Is 1457 prime or composite?  If composite, give its prime factorization. [b]

Find the LCM( 10, 18, 25 )  using any class method of your choosing. Show all work on your paper Simplify to a whole number. LCM( 10, 18, 25 )  = [1]

Bile’s role in digestion is:

Demonstrate how to use the  DIVISIBILITY RULE FOR 8.    The number  740,916   is not divisible by  8. Pretend that you are the teacher and CLEARLY explain USING DIVISIBILITY RULES why this is the case to a 5th grader.  Begin your explanation with:    “A number is divisible by 8 if . . . Be very clear.  (Assume that the 5th grader knows nothing about these rules and they need to be taught to them.)

In the ABO blood typing system, compatibility is critical because:

Find the LCM( 12, 15, 25 )  using any class method of your choosing. Show all work on your paper Simplify to a whole number. LCM( 12, 15, 25 )  = [1]

Demonstrate how to use the  DIVISIBILITY RULE FOR 10.    The number  45,694   is not divisible by  10. Pretend that you are the teacher and CLEARLY explain USING DIVISIBILITY RULES why this is the case to a 5th grader.  Begin your explanation with:    “A number is divisible by 10 if . . . Be very clear.  (Assume that the 5th grader knows nothing about these rules and they need to be taught to them.)

The two main divisions of the skeleton are:

Sam has two pieces of cloth.  One is 114″ wide and the other is 190″ wide.  She wants to cut both pieces into strips of equal size that are as wide as possible (with no leftover cloth).  How wide should she cut the strips?

Two runners run around a circular track.  The first runner can complete a lap in 18 minutes.  The second runner completes a lap in 21 minutes. a.  If both runners start together at 9:30 am, how many minutes will pass until they are at the start together again? [a] b.  If both runners start together at 9:30 am, what TIME will they be at the start together again? [b]