Question
(1) भारत में
पुरुषों और स्त्रियों की ( य) वृद्धि हुई है वह ( र) औसत आयु में जो ( ल) उससे प्रजनन संयोग ( व) अभिनन्दनीय है किन्तु (6) की अवधि में भी वृद्धि हुई है । निम्नलिखित प्रश्नों में दिए गए अनुच्छेदों के पहले और अन्तिम वाक्यों को दिए गए विकल्पों में से उचित क्रम मे चुनिए, जिससे सही अनुच्छेद का निर्माण हो।Solution
The correct answer is A
A boat takes 7 hours to cover 259 km upstream and 9 hours to cover 477 km downstream. Find the time taken by the boat to cover 645 km upstream and 660 k...
A boat goes 220 km downstream in 11 hours, and 135 km upstream in 15 hours. The speed of the stream is
A boat travels downstream at a speed that is (13/12) times its speed in still water. If the boat takes 3 hours to cover 132 km going upstream, how long ...
Speed of a boat in still water to speed of boat in upstream is 13:10. If the boat can travel 320 km in downstream in 5 hours, then find the time taken b...
- Upstream speed of a boat is 22 km/h. Time taken by boat to cover 144 km downstream is 1 hour more than that taken by it to cover 77 km upstream. Speed of a...
A boat travelled 8km upstream in 30 minutes and 6 km downstream in 15 minutes. Then in how long it will take to go 12 km in still water?
A boy can swim a certain distance downstream in 6 hours and return in 7 hours. If the rate of stream is 3 kmph then what is the speed of boy in still wa...
A boy can swim a certain distance downstream in 5 hours and return in 7 hours. If the rate of stream is 4 kmph then what is the speed of boy in still wa...
The speed of a boat in still water is twice the speed of the current. If the boat takes 10 hours to cover 150 km upstream, then find the time taken by t...
A boat goes 52 km in upstream in 4 hours and takes 3 hours to complete a distance of 15 km in downstream. Find the speed of boat in still water.