Here is a pattern made up of tiles.
How many tiles will be in the 5th Pattern?

Ricardo ran the 400 meter race 3 times his fastest time was 54.3 seconds his slowest time was 56.1 seconds if his average time was 55.0 seconds what was his time for the third race

In a school 2/3 of the students study a language of those who study a language 2/5 study french

Identify one charcteristic of exponential growth