Determine the pattern rule for the following sequence of numbers: 2,6,10,14

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

The length of a shadow of the building is 36m. the length of the pole, which is perpendicular to the ground, is 1.9m. the length of the pole's shadow is 1.52m. what is the height of the building?

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189