It is very new book purchased on Amazon, easy to learn Maths Basics for School kids also as well very very helpful for Candidates who are preparing for all type of Compitative exams like IBPS, RRB, RRB(NTPC), SSC, SBI, all type of Civils exams like IAS, IPS and Professional exams like, CA, CS and for all type of entrance exams, PGCT, CET, CAT, MAT, GATE, COMDK all very very help full. Grab it soon. in Amazon original price is. 380. I am just selling for only 150rs.very knowledgeable no flwas and damges just 2month old. no. missing pages too.