SSC GD Constable previous year question
Sneha alone can complete a work in 30 days and Anju alone can complete the same work in 45 days. Anju alone worked for the first 15 days and then left the work. In how many days will Sneha alone complete the remaining work?
Asked in SSC GD Constable 2024: 26 Feb 2024 Shift 3 · Quantitative Aptitude
Tap an option to check your answer.
Show answer and explanation
Correct answer: (C) 20 days
Anju's 15 days complete 1/3, leaving 2/3. At Sneha's rate of 1/30/day, remaining time = (2/3)/(1/30) = 20 days.
हिंदी में प्रश्न
स्नेहा अकेले एक काम को 30 दिनों में पूरा कर सकती है और अंजू अकेले उसी काम को 45 दिनों में पूरा कर सकती है। अंजू ने शुरुआती 15 दिनों तक अकेले काम किया और फिर काम छोड़ दिया। स्नेहा अकेले शेष काम को कितने दिनों में पूरा करेगी?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (C) 21 दिन
Anju's 15 days complete 1/3, leaving 2/3. At Sneha's rate of 1/30/day, remaining time = (2/3)/(1/30) = 20 days.
More solved Quantitative Aptitude questions
- Two trains are moving in the same direction at the speed of 34 km/hr and 86 km/hr, their lengths are 300 metres and 480 metres…
- In an exam, Sandeep got 55 percent less marks than the passing marks. He got 223.2 marks. If the passing percentage is 62 percent, then…
- Average age of a group of 27 boys is 21 years. If a boy leaves the group, then the average age becomes 21.7 years. What is the age of the…
- What is the value of 143 × 13 ÷ 11 + 156 ÷ 13 × 12 - 210 × 15 ÷ 14?
- Rs. 20000 is lent at compound interest at an annual rate of 18 percent for 1 year (compounding annually). If the compounding of interest…
- Two trains are moving in the same direction at the speed of 40 km/hr and 90 km/hr, their lengths are 275 metres and 350 metres…