Question
A, B and C start running at the same time and at the
same point in the same direction in a circular stadium. A completes a round in 720 seconds, B in 1080 seconds and C in 1800 seconds. After what time will they meet again at the starting point?Solution
Factors of 720 = 2 Ă— 2 Ă— 2 Ă— 2 Ă— 3 Ă— 3 Ă— 5 Factors of 1080 = 2 Ă— 2 Ă— 2 Ă— 3 Ă— 3 Ă— 3 Ă— 5 Factors of 1800 = 2 Ă— 2 Ă— 2 Ă— 3 Ă— 3 Ă— 5 Ă— 5 LCM = 23 x 33 Ă— 5 Â = 1080 seconds Thus, required time = 1080 seconds = 18 minutes
Which Ministry has launched “Graphene-Aurora Program”?
Which primary objective of the Pradhan Mantri Ayushman Bharat Yojana aims to alleviate the financial burden of healthcare on low-income households?
What is approx. collection of Income tax during FY 2021-22?
Which of the following correctly describes an Open Economy?
Khadi Gramodyog Vikas Yojana, which aims to promote and develop the village industries through common facilities, technological modernisation , trainin...
Which of the following statements about the PM SVANidhi Scheme are correct?
1.        The scheme provides collateral-free loans to st...
FDI in Renewable Energy Sector is up to __________ under the automatic route.
SBM-U, SBM 2.0 was launched in 2021, committing to making all cities 'Garbage Free', while maintaining ODF status urban local bodies (ULB). 5% of outlay...
Through which of the following ways the PMKSY Scheme is implemented?
Which mobile app developed for farmers to increase awareness about MSP rates, nearest procurement centers, payment tracking, best farm practices etc. in...