Questions

A piano is a musical instrument which has keys, pedals and strings in which the strings are struck by hammers.

In computer network nodes are

* the computer that terminates the data

* the computer that originates the data

* the computer that routes the data

A place where honey bees are kept in called an Apiary or a bee yard.

Effect of adding liquid is to make the cylinder more bottom heavy which is a more stable position

Answer:  K

Explanation:  In each row, the product of the left and right hand numbers equals the sum of the numerical values of the three letters.