A new equal-tangent vertical curve has been designed to connect +1.0% grade and –0.5% grade. The PVI and PVC are located at stations 56 + 93 and 54 + 25, respectively. Determine whether the curve provides adequate passing sight distance for design speed of 60 mi/h.

Here are the answers to the ones that i could see.

Answer: the correct answer is 10step-by-step explanation: let the number be n, then the expression becomes,then“twelve more than the quotient of a number and two, decreased by four” iswhen n=4,we substitute 4 whetever we see n to get,we simplify to obtain,we further simplify to get,therefore the correct answer is c.

32

step-by-step explanation:

these are your clues: 1. kim ran 18 races2. this was four fewer races than twice thenumber, notice it says twice the number, so you would do the equation 18x2-4; which equals the number 32.thus, 32 is your answer.