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The key thing to notice here is that d must have the factors 4,3 and 2. The number 12 is the smallest to contain all those factors. We can then deduce c=6, b=4 and a=3 to get k=77.

In every language, there is an observable both linguistic and social distinction between the standard, non-regional variety, which is generally seen as more prestigious by its speakers, and its dialectal ...

First, the sequence is 3 - 11 - 19 - 27 - 35. Looking at it, we can observe that each element of the sequence is created by adding 8 to the previous. The first term is 3. The second term is 3 + 8...

In the equation for our line we have 2 unknowns: a and b. However, we know that the line passes through two known points with x and y coordinates. Therefore, we can begin by substituting in our known x an...

Benzene is a planar, cyclical, hexagonal molecule, with the molecular formula C₆H₆. It consists of a ring of 6 carbon atoms with alternating single bonds and double bonds. The length...