Samuel uses 1 3/5 meters of the pipe when building a bike stand. How many meters of pipe would Samuel need to build 10 bike stands? 11 3/5 meters

16 meters

3 3/5 meters

6 meters

(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?