Tim is 8 years old. One day, he asked about his mother's age. "When you're my age now, I'm 54 years old. Find tim's mother's age.
Malanie is 8 years old. She asked her uncel about his age. Her uncel repied " When your reach my age, I will be 38 years old". How old is her uncel?
Bài 1: Joel is 8 years old. His mother is 34 years old. In how many years' time will his mother's age be three times Joel's age ?
Bài 2: The average of A and B is 20. The average of B and C is 15. The average of C and D is 18. Find the average of A and D ?
( Giải giúp mk với)
bài 2:đáp án là 50
câu 1 thì mk k bt làm
Bài 1: Joel 8 tuổi. Mẹ của cậu 34 tuổi. Hỏi trong bao nhiêu năm nữa, tuổi của của mẹ cậu gấp ba lần tuổi của Joel?
Giải:
Gọi số năm là x => tuổi của mẹ trong x năm là 34 + x; tuổi của Joel trong x năm là 8 + x.
Mà trong x năm tuổi mẹ gấp 3 lần tuổi Joel
=> 34 + x = 3 * (8 + x)
<=> x = 5
Vậy đáp án là 5 năm.
Anna is 5 years old.
her mother is 33years old.
In how many years' time will her mother's age be 5 times her age?
The age of the mother over Anna is:
33 - 5 = 28 ( year old)
Anna's age when her mother is 5 times older is:
28:(5-1) = 7 (year old)
The number of years that the mother is 5 times older than Anna is:
7 - 5 = 2(year)
The difference in ages of mother and daughter is:
33 - 5 = 28 (age )
Mother's age is 5 times more than her son's age => Mother's age = \(\frac{5}{4}\) Age difference.
Mother's age at that time was:
28 x = 35 (age )
Then and now:
35 - 33 = 2 (years)
A/s:......
~ Hok T ~
HELLO MY NAME IS TRUNG TODAY I HAVE ONE MATHS FOR EVERYONE THE MATHS IS : ONE DAY ONE MAN ASKED ANOTHERMAN MR.1 :my family have four people me wife me and two son. the total age 2 brother is 40 years old 4 years ago my age is 5 times your age and four time my age is the same as my mother my age is half the sum of 2 times his age and mother age.please calculate the total age of the family.
làm toán thông qua tiếng anh đó bạn
Who can answer this question? Threads like this: Seven years ago, the total number of 3-year-old mother is 48 years. Six years after her mother's age over the age of 30 and over adult son is 24 years old. calculate the current age of the mother. You remember all the offline presentation!
Ban co the ghi bang tieng viet dc ko?
Who can answer this question? Threads like this: Seven years ago, the total number of 3-year-old mother is 48 years. Six years after her mother's age over the age of 30 and over adult son is 24 years old. calculate the current age of the mother. You remember all the offline presentation!
When Alan was born . His sister Teri was five years old and his brother Mark was two years old . If T represents Teri is age which of the following expressions can be used to find Alan is age now
Khi Alan đã được sinh ra. Em gái của ông Teri đã được năm tuổi và anh trai của ông Mark đã được hai tuổi. Nếu T đại diện cho Teri là độ tuổi mà các biểu thức sau đây có thể được sử dụng để tìm Alan là tuổi hiện nay
Jim’s present age is one fifth of his mother’s age. After 7 years, the ratio of their ages will become 1 : 3. How old is his mother now?
Who can answer this question? Threads like this: Seven years ago, the total number of 3-year-old mother is 48 years. Six years after her mother's age over the age of 30 and over adult son is 24 years old. calculate the current age of the mother. You remember all the offline presentation! You can write Vietnamese because we can go to google translate ! what do you say ? do you say vietnamese . You can't go to google translate.