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yarga [219]
3 years ago
11

While mining, Sandy found a large metal bar that weighed 32 grams. Sandy was also able to determine that the bar contained 75% c

opper. How many grams of copper are in the metal bar? Round your answer to the nearest whole number if necessary. x Clear Undo Redo​
Mathematics
2 answers:
Rus_ich [418]3 years ago
5 0

Answer:

40%

Step-by-step explanation:

make 20*5=100 , total, 8*5 which makes 40

xenn [34]3 years ago
5 0

Answer:

there would be 24 grams of copper.

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Shannon is selling boxes cookies and candy for a fundraiser. She's sold each box of cookies for $5.25. She also sold one one box
defon

Answer:

The minimum boxes of cookies is 39

Step-by-step explanation:

Let

x ----> the number of boxes of cookies sold

y ----> the number of boxes of candies sold

we know that

The word "at least" means "greater than or equal to"

so

The inequality that represent this problem is

5.25x+8.75y\geq 200

The solution is the shaded area above the solid line   5.25x+8.75y=200

using a graphing tool

The solution is the shaded area -----> see the attached figure

Find out the minimum boxes of cookies needed to sell to reach the goal

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5.25x+8.75(0)\geq 200

5.25x\geq 200

solve for x

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