Let speed of the boat in still water be ‘3x’ km/h. Speed of the boat in upstream = 3x ÷ 3 = ‘x’ km/h Speed of the stream = 3x – x = ‘2x’ km/h Speed of the boat in downstream = 3x + 2x = ‘5x’ km/h ATQ; (22/44) × 60 = 30 So, 5x = 30 Or, x = 6 So, speed of the boat in still water = 3 × 6 = 18 km/h
_______ fiber is used in making bulletproof vests.
Compressed natural gas (CNG) primarily consists of which component?
Which of the following is used for the electrical insulation bulttons?
Which element is used as a cooling medium for the Large Hadron Collider (LHC) and superconducting magnets in MRI scanners?
1. Which of the following statements is/are not correct in regards to Nano Ureat?
1. Nano Urea liquid, a fertilizer leveraging nanotechnology,...
Which instrument is commonly used to measure the depth of water bodies?
Identify the most abundant metal in the earth's crust.
Rifting typically occurs at which type of tectonic boundary?
What was the original name given to the planet Uranus?
Which company has launched an online social media and social networking service Threads?
