Solve for y: 3x < 2y - 6

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Prove that quadrilateral is a rhombus.

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1