Dịch đề: Một túi chỉ đựng viên bi xanh và viên bi đỏ. Nếu tỉ số giữa số viên bi xanh và số viên bi đỏ là 1: 4 thì ............% số viên bi xanh.
Bài làm:
Tỉ số giữa bi xanh và tổng số bi
1:(1+4)=1/5
số %bi xanh chiếm
1/5=20%
Các câu hỏi tương tự
a bag contains green marbles and red marble and red marbles only . If the ratio of the number of green marbles to the number of red marbles is 1:4 then............% of marbles are green
A bag contains green marbles and red marbles only. If the ratio of the number of green marbles to the number of red marbles is 1:4 then % of marbles are green.
There are 5 blue , 8 green , 9 white and 2 black marbles in the box . At least how many marbles must Darrell draw before he gets the first green one.
Tom has 100 marbles,Mike has 100 marbles and Tony has 100 marbles.Find the marbles of Zen
There are a number of balls not more than 80 tablets,in which the number of red balls is 5 times the number of green balls.If you add 3 more green balls then the red ball numberis 4 times higher than green balls.At firt,how many red balls?How many green balls? có nghĩa là Có một số quả bóng không quá 80 viên, trong đó số quả bóng màu đỏ là gấp 5 lần số quả bóng màu xanh lá cây. Nếu bạn thêm 3 quả bóng xanh thì quả bóng màu đỏ số 4 lần cao hơn quả bóng xanh. có bao nhiêu quả bóng màu đỏ?
Đọc tiếp
There are a number of balls not more than 80 tablets,in which the number of red balls is 5 times the number of green balls.If you add 3 more green balls then the red ball numberis 4 times higher than green balls.At firt,how many red balls?How many green balls?
có nghĩa là
Có một số quả bóng không quá 80 viên, trong đó số quả bóng màu đỏ là gấp 5 lần số quả bóng màu xanh lá cây. Nếu bạn thêm 3 quả bóng xanh thì quả bóng màu đỏ số 4 lần cao hơn quả bóng xanh. có bao nhiêu quả bóng màu đỏ?
Peter, Jack and Tom shared 176 marbles in the ratio 4:8:10.
Tom received ....... marbles more than Peter.
Number 1 : M.r A is going with an old-human to see M.r B. M.r B said : Who is that ?. M.r A said : My wife s father has one brother and one sister and this old-human s husband-sister is my wife s aunt. Who is that ?Number 2 : Two people are playing a game with ten marbles. Each time, one people can take 1 - 3 marbles. If you the player and you play first, what do you play then you win ?Number 3 : A man is going with a woman. A human see them and said : Hello, two couple. Have a nice day! The man...
Đọc tiếp
Number 1 : M.r A is going with an old-human to see M.r B. M.r B said : Who is that ?. M.r A said : My wife' s father has one brother and one sister and this old-human' s husband-sister is my wife' s aunt. Who is that ?
Number 2 : Two people are playing a game with ten marbles. Each time, one people can take 1 -> 3 marbles. If you the player and you play first, what do you play then you win ?
Number 3 : A man is going with a woman. A human see them and said : Hello, two couple. Have a nice day! The man said : No, we aren' t couple. But her great-grandmother is my great-grandmother, too. What correlated from the man to the woman ?
Tom and Mike has 100 marbles.Tom has 12 marbles.Find the marbles of Tom
We put into a box a red marble,a yellow marble,and a green marble in sequence,and then another red,yellow,green,and so on...What is the color of the 2017th marble?