Let speed of boat in still water and speed of boat in upstream be ‘11x’ km/h and ‘9x’ km/h, respectively. Speed of stream = 11x – 9x = 2x km/h Speed of boat in downstream = 11x + 2x = 13x km/h So, 13x = 260/10 => x = 2 Speed of boat in still water = 11 × 2 = 22 km/h Desired time = 44/22 x 60 = 120 minutes
250 ml mocktail contains 20% cranberry juice, 50% apple juice, and the rest is ginger ale. If 30 ml cranberry juice, 50 ml apple juice, and 20 ml ginger...
The marked price of a jacket and a T-shirt is Rs. (a + 300) and Rs. (b + 400) respectively. The shopkeeper sold them at a discount of 20% and 25% respec...
Monthly savings of ‘A’ is Rs. 1600 more than his monthly expenditure and his total monthly income is Rs. 4800. If his monthly income is increased by...
A bulb-producing company found 17% of the total product defective. If the total number of nondetective products is 4565, then specify the number of tota...
A candidate who gets 24% marks fails by 12 marks but another candidate who gets 46% marks gets 14% more than the passing marks. Find the maximum marks.
The marks obtained by A is 25% more than B, and the marks obtained by C is 140 more than the difference of the marks obtained by A and B. If C obtained ...
Aryan, Bhavya, and Chetan initiated a venture with initial investments of Rs. 50,000, Rs. 60,000, and Rs. 72,000 respectively. After six months, Aryan, ...
'M' allocates 20% of his income to food and 40% of the remaining amount to rent. The expenditure on education is four times higher than his savings, whi...
In an election with two candidates, the winner secured 66% of the total valid votes and defeated the opponent by a margin of 1,440 votes. Your task is ...
A spent 40% and 25% of his monthly salary on food and rent, respectively. Of the remaining amount, he gave 22% and 44% to his mother and brother, respec...
