Each of a, b and c need a certain unique time to do a certain work. c needs 1 hour less than a to complete the work. working together, they require 30 minutes to complete 50% of the job. the work also gets completed if a and b start working together and a leaves after 1 hour and b works for a further 3 hours. how much work does c do per hour?

the sum of the lengths of any two sides of a triangle is greater than the length of the third side. if you take the three sides of a triangle and add them in pairs, the sum is greater than (not equal to) the third side. if that is not true, then it is not possible to construct a triangle with the given side lengths.

step-by-step explanation:

536

step-by-step explanation: