Darcy harvests 8 3/4 of corn every 5/6 of an hour. darcy harvests corn at a constant rate. how many acres does she harvest per hour?

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

In what organelle does photosynthesis take place?

2/3(-6y+9x) expand each expression using the distributive property