Daniel is organizing his rock collection of 18 rocks into equal groups. how many possible ways can Daniel line up his rock collection

What is the prime factorization of 230

Prove that quadrilateral is a rhombus.

If you flip a coin 3 times, what is the probability of flipping heads 3 times? a. p(3 heads) = 3/8 b. p(3 heads) = 1/6 c. p(3 heads) = 1/8 d. p(3 heads) = 1/2