How can I be twice as old as my brother?

But it is given that i will be twice as old as my brother. Let consider x and y is the current age and y is the brother. After solving the above equation you get the present age of both. X=9 year’s old and Y is 21 years old. You cannot go from being 3x as old as someone to 2x as old as the same person. That’s not possible.

What does one brother say about his younger brother?

One brother says of his younger brother: “Two years ago, I was three times as old as my brother was. In three years’ time, I will be twice as old as my brother.”

How do you find the present age of a brother?

Let consider x and y is the current age and y is the brother. After solving the above equation you get the present age of both. X=9 year’s old and Y is 21 years old. You cannot go from being 3x as old as someone to 2x as old as the same person.

How do you find the age difference between a mother and son?

Let B be the current age of the boy and M be the current age of the mother. If the boy is twice as old as his mother, then we can write the following equation for their current ages: B = 2M. If the boy was three times as old as his mother three years ago, then we can write an equation for their ages three years ago as follows: B = 3M – 6.

How many years younger is my sister than me?

So, when you’re six, your sister is half your age, which is 3. Your sister is 3 years younger than you are. When you turn 70, your sister is still 3 years younger than you are, and therefore she is 67.

What is my sister’s age when I turn 70?

When you turn 70, your sister is still 3 years younger than you are, and therefore she is 67. Let’s turn that into a maths sum where Y is your age an S is your sister’s age. S=70- (6/2)=70-3=67. Watch the video: Only 1 percent of our visitors get these 3 grammar questions right…