Mathematics, 02.08.2019 04:30 drewje12
The total cost of four pens and seven mechanical pencils is $13.25. the cost of each pencil is .75 cents. write an equation to find out the cost of each pen
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Mathematics, 21.06.2019 21:00
How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?
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Mathematics, 21.06.2019 21:30
Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?
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Mathematics, 21.06.2019 22:10
What is the circumference of a circle with an area of 50.24 cm²?
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Consider the linear function that is represented by the equation y= 4x+5
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The total cost of four pens and seven mechanical pencils is $13.25. the cost of each pencil is .75 c...
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