Irfan Qureshi2 months agoMost voted4
RS Aggarwal is enough for most companies, just do it topic wise. and for time & work use the LCM/units method, no fractions
i can do medium leetcode questions but i get like 40% in aptitude mocks. time and work, boats and streams, all of it just doesnt click. and every service company has aptitude as first round 😭
how did you guys improve? any book or youtube channel
3 answers
Lakshmi Venkatesh2 months ago2
same problem. what helped me was doing 20 questions daily with a timer instead of reading theory
Aisha Sheikh2 months ago
ok will try the daily 20 thing
Related questions
- 2answers 9votes time and work using LCM, no fractions A does a job in 12 days, B in 18. total work = LCM(12,18) = 36 units A = 3 units/day, B = 2 units/day together 5/day -> 36/5 = 7.2 days works for pipes and cis… AptitudeIrfan Qureshi·1 month ago
- 3answers 15votes Percentage to fraction list (for aptitude) Sharing what I memorised for aptitude, saves a lot of time: 12.5% = 1/8 16.66% = 1/6 37.5% = 3/8 62.5% = 5/8 87.5% = 7/8 11.11% = 1/9 9.09% = 1/11 37.5% of 640… AptitudeTanvi Kulkarni·1 month ago
Want the full explanation, not just an answer?
Structured lessons on DSA, core CS, Java and interview skills, each ending in a quiz so you know it stuck.