28 g of iron shot is added to a graduated cylinder containing 40cm of water. The water level rises to the 44cm mark. From this information, calculate the density of iron.

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

F. a fair coin is thrown in the air four times. if the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss? a. 0 b. 1/16 c. 1/8 d. 1/2

Three students each examine the system of linear equations shown. 8x + 4y = 16 8x + 2y = 8 caleb says there is exactly one solution. jeremy says there is no solution. kim says there are infinitely many solutions. which student is correct? provide mathematical reasoning to support your answer. answer in complete sentences. : d