Answer:
Bartolommeo Cristofori, a Paduan harpsichord maker, is credited with constructing the first piano, the date usually put at between 1709 and 171 1. He called his new instrument gravicembalo col piano e forte, or harpsichord with soft and loud.
Explanation:
It is a bit confusing on why you said 40,0000 with four zeros
But based my assumptions with calculations, here are my answers:
40,0000 with five zeros or 400,000÷60=6666.67
40,000 with four zeros=666.67
I believe the answer is C. Even though they can all be good.
Answer:
B
Explanation:
I don't know how to explain
Before beginning an Internet search to find supporting information for your topic, you must know D. what type of information you're looking for.