What are the common multiples of 2,5 and 10?

this is worth 55 points, so answer wisely!

Write the sentence as an equation. 6 fewer than the quantity 140 times j equals 104

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

∆red ≅ ∆ by rule will give brainiest if possible