Question

Help plzzz !!!!!!!??

Answer 1

C.
`(9* 8)* 5`

Explanation:

Associativity : multiplication is associative that is
`x* (y* z)=(x* y)* z`

Hence
`9* (8* 5)=(9* 8)* 5`

Check :

`9* (8*5)=9 *40=360\\\\(9*8)* 5=72*5=360\\\\9*(8*5)=(9*8)*5`