81 because each person has 9 people to greet and there’s 9 people so 9x9=81
<h3> <u>
Sustainable development of society</u></h3>
Sustainable development of society involves in organizing principle to attain goals for the people enrichment and providing the "ecological ability of natural systems" to provide natural resources.
Sustainable development of the society tells us about the living conditions of the people that determines the continuation to meet the needs of humans without affecting the solidity and uprightness of the nature and ecosystem. It aims at merging the economic and environmental goals.
Tax= sales price x tax percent
Tax= $40 x 6.5%
Convert % decimal to decimal: 6.5% by 100
Tax= 40 x 0.065
Tax= $2.60
Answer: sales tax is $2.60
Hope this helps!
Answer: Algonquian
Explanation:The Algonquian civilization relied heavily on hunting and fishing to gather food.