Vanessa's age in year 2010 will be the sum of all the digits of the year she was born in. How old is she in year 2010?
Ai trả lời được câu này là có thể vô địch Đường lên đỉnh Olympia đấy!!!
the sum of the age of a football coach anh his two members is 100. His age will be the sum of the two members in 12 years time. How old is the football coach?
1/ The average height of 2 boys is 131.6cm . The average height of 4 girls is 128.3cm . What is the average height of all children ?
Answer : ....... cm
2/ Two years ago . Miss Lan's salary was $2300 . She got a 5% increment last year and a 10% increment this year . What is Miss Lan's salary now ?
Answer : $ ...... ?
3/ A rectanglar tank is 50cm long , 40cm wide and 45cm high . The height of the water level in the container is 15cm . How many more litres of water are roquired to fill up the tank compietely ?
Answer : ............. l
ai kb và tick cho nick KAITO KID 2005 + trả lời đúng câu hỏi này thì mình tick cho:
Consider the set of the first one hundred natural numbers {0,1,2,3,…,99}. Let k be the sum of digits of a number in the set. Find the value of k such that the number of numbers whose digits add up to the same value is a maximum.
1/ The radius of a circle is 3cm .
Which is the perimeter of the circle ?
(write your answer by decimal in the simplest form)
Answer : ......... cm
2/ Linh deposited one million VND in a bank
The bank paid 6% interest per year
How much money would she have in the bank after 1 year ?
Answer : ............. VND
How many positive three-digits numbers are there in which the sum of the digits is old?
Trình bầy cách giải thì mới đc chọn
1) The difference beetween two number is 3. Their sum is 33. What are the two number?
2) Agnes is 10 years old. Her mother Lisa is 4 times as old as Agnes. How old will Lisa be when Agnes is twice as old as. She is now?...........years old
3) Eric is in a building. He is 5m above the ground. He climbs up 4 flights of stairs, each of wich is 3m hight. How hights Eric now above the ground?
1) The difference beetween two number is 3. Their sum is 33. What are the two number?
2) Agnes is 10 years old. Her mother Lisa is 4 times as old as Agnes. How old will Lisa be when Agnes is twice as old as. She is now?...........years old
3) Eric is in a building. He is 5m above the ground. He climbs up 4 flights of stairs, each of wich is 3m hight. How hights Eric now above the ground?
1. these / notebooks / their / new / are ?
2. thes / wall / picture / is / in / a / your / the / on / living-room ?
3. city / it / in / is / house / house / a / the / is / big / Lan's / and
4. year / a / Mrs .Nga / teacher / and / thirty-two / old / she / is / is
Ai trả lời nhanh nhất mh tick cho