Question 17
Celso carried out an experiment to test the strength of four materials for making fishing lines. He added weights of 2kg to the strings made of four different materials until it broke. Number of weights added until the string breaks: P 4; Q 5; R 7; S 6. To catch a fish of more than 12 kg, which string should Celso use?

Editorial scope: select the strongest tested line, not a guarantee for every possible fish mass.

Editorial scope: select the strongest tested line, not a guarantee for every possible fish mass.