Let speed of boat in still water and speed of boat in upstream be ‘9x’ km/h and ‘7x’ km/h, respectively. Speed of stream = 9x – 7x = 2x km/h Speed of boat in downstream = 9x + 2x = 11x km/h So, 11x = 440/5 = 88 Or, x = 8 Speed of boat in still water = 9 × 8 = 72 km/h Desired time = 18/72 = 15 minutes
Maharana Pratap, a contemporary of Akbar, was a ruler of which of the following kingdoms?
What is the maximum deposit amount insured by the DICGC?
Which of the following is not the Indigenous buffalo breed in India?
Which of the following district of Rajasthan are least affected by Earthquakes?
Which of the following persons was awarded the Padma Vibhushan posthumously in 2020?
A light bulb working on a 18 V battery draws a current of 3 A. What will be the resistance of the bulb?
The White blood cells in human blood are also called:
In which Indian state is the annual Makaravilakku festival celebrated on the day of Makar Sankranti?
Which of the following statements are correct about Swachh Bharat Mission - Urban?
A. It has an outlay of 1.41 Lakh crore and will be implemented...
Which of the following is a dance form from the state of Uttarakhand?