- (x - y) 60 T minutes
- (T - x) minutes
- $$\frac{{\text{T}}}{{{\text{x}} - {\text{y}}}}$$ minutes
- $$\frac{{\text{T}}}{{{\text{y}} - {\text{x}}}}$$ minutes
Answer: Option 2 Let the capacity of the tank be 100 litres Initially: A type petrol = 100 litres After first operation: A type petrol = $$\frac{{100}}{2}$$ = 50 litres B type petrol =...
1 Answers 1 viewsAnswer: Option 2 Let the capacity of the tank be 100 litres. Then, Initially : A type petrol = 100 litres After first operation : A type petrol = $$\left( {\frac{{100}}{{2}}} \right)$$ = 50 litres...
1 Answers 1 viewsAnswer: Option 4 Net part filled in 1 hour $$\eqalign{ & {\text{= }}\left( {\frac{1}{x} - \frac{1}{y}} \right) \cr & = \left( {\frac{{y - x}}{{xy}}} \right) \cr} $$ ∴ The tank will be filled in $$...
1 Answers 1 viewsAnswer: Option 4 Time will be taken by both of them to fill the tank $${\text{ = }}\frac{{xy}}{{y - x}}$$
1 Answers 1 viewsAnswer: Option 2 Let'
1 Answers 2 viewsAnswer: Option 4 $$\eqalign{ & {\text{Milk in 1st glass}} \cr & = \frac{1}{2}{\text{ unit}} \cr & {\text{Milk in 2nd glass}} \cr & = \frac{3}{4}{\text{ unit}} \cr & {\text{Water in 1st glass}} \cr & = \frac{1}{2}{\text{ unit}}...
1 Answers 1 viewsAnswer: Option 4 Let'
1 Answers 1 viewsAnswer: Option 3 Let'
1 Answers 1 viewsAnswer: Option 3 Let'
1 Answers 1 viewsAnswer: Option 3 Let'
1 Answers 1 views