Mathematics · Work and Time
6 girls and 8 boys together can complete a task in 8 hours, while 4 boys and 5 girls can complete the same task in 12 hours. If the efficiency of each girl decreases by 20%, in how much time will 12 girls together complete the entire task?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 115 hours
- 210 hours✓
- 324 hours
- 412 hours
Correct answer
10 hours
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Mathematics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Work and Time MCQs →Want more practice questions on Work and Time?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Mathematics · Work and Time