A mobile is shown in the figure. The horizontal supports have negligible mass. Assume that all the numbers given in the figure are accurate to two significant figures. What mass M is required to balance the mobile? 
Definitions:
Jointly Profit
A situation where two or more parties share the financial gains from a business endeavor or investment.
Partnership Dissolution
The legal termination of a partnership agreement, leading to the cessation of business activities and the distribution of assets.
Formal Disbanding
The official process of dissolving an organization, group, or entity and ceasing its operations.
Limited Partners
Investors in a partnership who are not involved in daily operations and whose liability is limited to their investment.
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