Find the sum 6/10 + 5/10

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?

Abe is a triangle. can you use the sss postulate or the sas postulate to prove triangle abc = triangle aed? by sss only neither apply both apply by sas only

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers