Angel has 100$ in his piggy bank each month he adds $35 to his piggy bank which equation can be used to find M the number of months it takes to save up $310

And employee salary increased by $4500 which represents a 15% raise what is the rate of the increase

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?

How do i find the missing angle measure in a polygon