Add a country concert ratio of the number the boys to the number of girls is 2:7. If there are 75 more girls than boys, how many boys are at the concert?

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Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

The acceleration of an object due to gravity is 32 feet per second squared.what is acceleration due to gravity in inches per second squared?