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vovangra [49]
2 years ago
7

Problem 4.1

Mathematics
1 answer:
AleksAgata [21]2 years ago
5 0

I think the answer is 35 km per hour because they are travelling in steady rate and the graph chart is showing the times and all

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Please help I have 30 mins
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Answer:  0.6 in 10 % ; 0.4 in 15 %

Step-by-step explanation:

1. (x*10%) + (y*15%)/ x+y=12%

2. x+y = 1  x= 1-y

(0.1x + 0.15y/ x+y= 12/100) * 100

(10x + 15y/x+y = 12)*(x+y)

10x+15y= 12x + 12y

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2-2y=3y   2= 5y

y= 0.4

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If f(x)=x+4 and g(x)=x^3 what is (g*f)(-3)
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Step-by-step explanation:

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= 1³=1

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Find the volume of a square pyramid whose base has a perimeter of 25 inches and a height of 9 inches. Round all answers to the n
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Step-by-step explanation:

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Answer:

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