Start learning 50% faster. Sign in now
ATQ, Speed of the boat downstream = (30/60)×60 = 30 km/h Let the speed of the boat in still water = 8x km/h Speed of stream = 4x km/h Speed of the boat downstream = 8x+4x = 12x km/h 30 = 12x x = 2.5 Speed of the boat in still water = 8×2.5 = 20 km/h Speed of the stream = 4×2.5 = 10 km/h Speed of the boat upstream = 20−10 = 10 km/h Time taken by the boat to cover the distance of 15 km upstream = (15/10)×60 = 90 minutes
What was the difference between total number of passed students in college A in the year 2014 and the number of passed students in college B and C toget...
By Club factory, if the total number of ordered placed was 15% more than Myntra, then what was the ratio of the order placed by Jabong to order delivere...
The given table shows the number (in thousands) of cars of five different models A, B, C, D and E produced during Years 2012-2017. Study the table and a...
What is the difference between the total number of orders who were not delivered by Jabong and Myntra together and that of who were not delivered by Fl...
If each school has a total of 1,200 students, calculate the exact number of boys and girls in School Q. Then determine what percentage of the total numb...
The given table represents the number of computers sold by four dealers A, B, C and D during the first six months of 2016. Study the table carefully an...
If the company decides to offer a 10% discount on the selling price of Product A for a special promotion, calculate the new selling price for Product A....
Calculate the total units produced for each product over the 5 months. Based on this production data, determine the total cost price and total selling p...
Assuming the selling prices of Products B and C are increased by 15% each due to increased demand, calculate the new selling prices and determine the to...