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tổng ba số 1640 số thứ nhất gấp 1,5 lần số thứ hai , số thứ ba gấp 2,5 lần số thứ hai. tìm số thứ ba
đổi : 1,5 = 3/2 ; 2,5 = 5/2
ta có sơ đồ : số thứ nhất : |===|===|===|
số thứ hai : |===|===| tổng : 1640
số thứ ba : |===|===|===|===|===|
tổng số phần bằng nhau là :
3 + 2 + 5 = 10 ( phần )
số thứ ba là :
1640 : 10 x 5 = 820
Đáp số : 820
đổi : 1,5 = 3/2
2,5 = 5/2
ta có sơ đồ :
số thứ nhất : |===|===|===|
số thứ hai : |===|===| tổng : 1640
số thứ ba : |===|===|===|===|===|
tổng số phần bằng nhau là :
3 + 2 + 5 = 10 ( phần )
số thứ ba là :
1640 : 10 x 5 = 820
Đáp số : 820
Số thứ 3 là:
1640 : ( 1,5 + 1 + 2,5 ) x 2,5 = 820
đ/s: 820
820 do ban
minh chac 1000000000000000000000000000000000000000........................0
Số thứ hai là: 820 : ( 2 + 5 + 3 ) . 2 = 164
Số thứ nhất là: 164 . 1,5 = 246
Số thứ ba là: 820 - 164 - 246 = 410
Số thứ ba là : 1640 / ( 1,5 + 1 + 2,5 ) x 2,5 = 820
Đ/S: 820
820 tính ra dài mà mk ko có thời gian còn phải ôn thi
820 tích cho nhé
đáp án là 820
820 bn à đúng 100%
820 là đúng đó
k nha
mk k lại
820 đúng 100%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% luôn đó
820 là đúng nha
đúng rồi là 820 đó nha các bạn
kết quả là 820
820 la dung 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000%
820 la dung 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
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