10th Class
Mathematics
Pair of Linear Equations in Two Variables
Question Bank
Pair of Linear Equations in Two Variables
question_answer
A boat goes 32 km upstream and 36 km downstream in 7 hours. In 9 hours, it can go 40 km upstream and 48 km downstream. If x represents the speed of the boat in still water in km/hr and y represents the speed of the stream in km/hr, then____.