The square of the sum of 5 and a number

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Select the lengths in centimeters that would form a right triangle

How does a low unemployment rate affect a nation's economy? a. the nation has a higher number of productive resources. b. the nation can spend more money on for unemployed people. c. the nation can save money by paying lower salaries to a large workforce. reset