Joaquin was putting numbers on a number line. Which number is NOT placed correctly on the number line? A.27/2
B.42
c.18 ¾
D.21.1

PLS I NEED HELP​

What is the measure of ac? 5 units 13 units 26 units 39 units

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct

Find the missing factor. write your answer inexponential form.9^2=9^4×