HELP!?!?! - Kevin is a carpenter who requires many different types of wood to complete his projects. The circle graph shows the types of wood Kevin has in his workshop and the percentage of each type of wood. Kevin has 120 total pieces of wood in his workshop. How many pieces of red oak are in his workshop?

Solve 2x+y=3 x+y=5 in substitution method

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?

Thanh and her crew are building a stage in the shape of a trapezoid for an upcoming festival. the lengths of the parallel sides of the trapezoid are 14 ft and 24 ft. the height of the trapezoid is 12 ft. what is the area of the stage? enter your answer in the box. ft²