From the following table, determine if x and y are in direct proportion or not.

What is direct Proportion

Both x and y are in direct proportion, then 1/x and 1/y are

Determine if the following are in proportion. 4, 6, 8, 12

Consider the following statements : 1. If x is directly proportional to z and y is directly proportional to z, then (x^(2) - y^(2)) is directly proportional to z^2 . 2. If x is inversely proportional to z and y is inversely proportional to z, then (xy) is inversely proportional to z^2 . Which of the above statements is/are correct?

Determine if the following are in proportion : 4: 6, 8 :12

Consider the following table : How are x and y related ?

From the following data, determine Karl Pearson's coefficient of correlation between X and Y series for 15 pairs .

Determine if the following are in proportion. 24, 28, 36, 48

Determine if the following are in proportion. 32, 48, 70, 210

Determine if the following are in proportion : 24: 28, 36:48