b is two thirds of c. 4a = 5c Work out the ratio a:b:c Give your answer in its simplest form where a, b and c are integers.​

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?