Question
Speed of current is equal to 25% of speed of boat in
still water. If the boat takes 14 hours to cover 140 km in still water, then find the time taken by the boat to cover 82.5 km in upstream.Solution
Speed of the boat in still water = 140 ÷ 14 = 10 km/h Speed of current = 10 × 0.25 = 2.5 km/h Therefore, upstream speed of the boat = 10 – 2.5 = 7.5 km/hr Required time taken = 82.5 ÷ 7.5 = 11 hours
Only by working together can we aspire to lift the burden of poverty from the shoulders of the most vulnerable among us and forge a brighter, m...
What according to the passage requires flawless economic administration?
Which one of the statements stands definitely true according to the passage?
What according to you can be the best title for the passage?
What is possibly the short-term priority to be undertaken in the health sector?
Based on the information in the passage, what can be inferred about the consequences of delayed or insufficient climate adaptation efforts?
What is the tone of the passage according to you?
In which two paragraphs has the use of money sent home from those working outside the village has been mentioned?
1) Paragraph 6 and Paragraph 2<...
Which of the given options is nearest to the meaning of the phrase ‘ under their own steam’ as mentioned in the passage?
Which of the following statements is definitely true according to the passage?
A. The final count for state has recently been completed.