Answer:
28 inches
Step-by-step explanation:
The three pieces are in the ratio
5:7:9
Multiply each piece by x
5x : 7x: 9x
Add the pieces together
5x+7x+9x = 147
Combine like terms
21x = 147
Divide each side by 21
21x/21 =147/21
x =7
The smallest piece is 5x = 5*7 =35
The largest piece is 9x = 9*7 =63
The difference is 63-35=28
Answer: Step-by-step explanation:
540g and 2 kg=2540g
Answer:
$0.67
Step-by-step explanation:
Divide 8(dollars) by 12 (donuts) and you get 0.66666666666666666666666666666667
But, round it and you get .67
Its too long so I'm just gonna give you some tips; spilt the figure into rectangles or trapzoids and find the area of those.
the area of a trapzoid is 1/2 (longer base + shorter base) *height
the area of a rectangle is base time height
so just do that gl
Answer: 0.5, 1000
Step-by-step explanation: