PPSC Past Paper Service Center Official in Punjab Land Record Authority 2018 Solved MCQs, Computer MCQs, PPSC Solved Past Papers MCQsIf 7 Spiders Make 7 Webs in 7 days in How many days will one spider take to make one web?A. 7 B. 9 C. 10 D. 12 Complete the series 5,9,17, 33?A Father is twice as old as his son. 20 Years ago the age of the father was 12 times the age of the son. The present age of the father is?