Test Scores: On a 160-question test a student answered 72 correctly. What percent of the problems did the student work correctly?
The student worked
% of the problems correctly.

What is the product of the radical expression. (7-2square root) (8+2 square root)

Indicate the formula for the following conditions: p^c(n,r)=

Without multiplying, tell which product is larger and why. 5 × 1/3 or 5 × 2/3 a)5 × 1/3 because 1/3 is less than 2/3 b) 5 × 1/3 because 1/3 is greater than 2/3 c) 5 × 2/3 because 1/3 is less than 23 d) 5 × 23 because 1/3 is greater than 2/3