the total weight of 3 boxes is 952kg.The first weighs two times the second and the third weighs 1 1/4 times the second. Find the weight of the boxes.
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third =1 1/4 of second
second =x
third = 5/4×x
third= 5x/4
first=2x
2x+x+5x/4 =952
3x+5x/4=952
12x+5x/4 =952
17x/4 =952
x=4×952/17
x=4×56
x=224
second =224kg
first=2(224)
first=448kg
third box = 5x/4
third box = 5/4 ×224
third box = 5×56
third box=280kg is answer
second =x
third = 5/4×x
third= 5x/4
first=2x
2x+x+5x/4 =952
3x+5x/4=952
12x+5x/4 =952
17x/4 =952
x=4×952/17
x=4×56
x=224
second =224kg
first=2(224)
first=448kg
third box = 5x/4
third box = 5/4 ×224
third box = 5×56
third box=280kg is answer
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