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telo118 [61]
2 years ago
12

There are 42 marbles in a blue jar. The blue jar has 7 times as many marbles as a red jar. Let n be the number of marbles in the

red jar. (a) Write an equation that relates the number of marbles in the two jars. Use 7, 42, and n. 1 = 1 X (b) Find n. n = Х $ ?​
Mathematics
1 answer:
Advocard [28]2 years ago
5 0

Answer: That would be 294 marbles

Step-by-step explanation:

Just multiply 42 by 7 sounds easy

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Jennifer bought an umbrella on a business trip. The umbrella is 29 inches long.
OleMash [197]

Answer:

Answer 30^{2}

Step-by-step explanation:

24^{2} + 18^ {2} = c^{2}

576 + 324 = c^{2}

\sqrt{900}  c^{2} = 30

hope this helps!

5 0
2 years ago
Jamar works at Jay's Jeweler. He earns $385 a week plus commission. Last week his sales totaled $1,680. If his commission is 25%
-BARSIC- [3]
$805

25% of $1,680 is $420 .
$420+$385= $805
4 0
2 years ago
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Gekata [30.6K]

Answer:

Option 1 and Option 4

Step-by-step explanation:

The rest are just wrong.

6 0
2 years ago
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A restaurant wishes to have at least one server for every 12 tables. Each of the tables in the restaurant seats four guests. If
Fiesta28 [93]
X = number of servers
y = number of guests

\text {number of guest per table = } 4<span>

</span>\text {number of tables = } \dfrac{y}{4}
<span>
</span>\text {number of servers needed = } \dfrac{y}{4} \div 12<span>

</span>\text {number of servers needed = } \dfrac{y}{4} \times  \dfrac{1}{12}

\text {number of servers needed = } \dfrac{y}{48}

There must be at least 1 server for every 12 tables:
x \geq \dfrac{y}{48}
8 0
3 years ago
PLEASE PLEASE PLEASE PLEASE PLEASE PLEASE HELP ME!!!!!!!! THATS ALL. I WILL GIVE POINTS, FAN, MEDAL. PLEASE, I AM SO BAD AT MATH
aleksandrvk [35]
"measures to the nearest tenth of a pound" tell us to round each of the weights listed to the nearest tenth (since the unit is already pounds, no conversion is needed). What this means is if the second number to the right of the decimal is 5 or greater, then we add 1 to the first number to the right of the decimal (and replace the second number with a zero). With all this said, it's much easier to show you, rather than to try to explain it. :D

4.35 is rounded up to 4.4 because the second number to the right of the decimal is 5.
Packet A = 4.4
Packet B = 4.4 
Packet C = 4.5
Packed D = 4.4
The question is asking what the heaviest reading will be, so from the whole list above we pick the highest number which is 4.5 pounds. Notice how the answer is not Packet C, or 4.48 pounds, but 4.5 pounds. It is asking for the reading, not the packet, nor the weight. Hope this helps. 
7 0
3 years ago
Read 2 more answers
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