the product of seven and four times a number multiplied by three

Question

28*n*3

is this correct??

Answer 1

technically, yes, in that it gives the right result. I sort of think they were looking for

7*4n*3

Answer 2

Ohhhh thank u

Answer 3

and if it was simplified would it be 21 times 4n

Answer 4

or even 84n