The sixth graders collected $250 of their $300 goal. The seventh graders collected $250 of thier $450 goal.
Sixth Graders:
$250 / $300
Reduce: $25 / $30 = 5/6
Seventh Graders:
$250 / $450
Reduce: $25 / $45 = 5/9
20% because there are 10 numbers and 2 of them are a multiple of 5. :)
11^2x11^2=x^2
121+121=x^2
242=x^2
Radical 242 = radical x^2
Full solved answer is 15.56
The answers are all right here
