Why were so many discoveries made during the revolution time?

Renaissance encouraged curiosity, investigation, discovery, modern day knowledge. Caused people to question old beliefs. During the era of the Scientific Revolution, people began using experiments and mathematics to understand mysteries. They also questioned old beliefs that proved to be wrong and then invented more and more.

Explanation:

demand is the need and oportunity to buy a given good or service.

3 notebooks and 3 pencils packages

step-by-step explanation:

((3×1.25)+(3×2.75))=12

3×1.25=3.75

3×2.75=8.25

3.75+8.25=$12