Three students scored 270 points arithmetic quiz in the ratio of 3:4:2.
What was the highest score?

Please help, thank you!

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

The perimeter of a rectangular rug is 24 feet. the length of the rug is 1 2/5 i s width. what is the area of the rug