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asambeis [7]
3 years ago
7

Two mechanics worked on a car.The first mechanic charged $85 per hour, andthe second mechanic charged $70 per hour.The mechanics

worked for a combinedtotal of 20 hours, and together they charged a total of $1625.How long did each mechanic work?
Mathematics
1 answer:
KATRIN_1 [288]3 years ago
5 0
70x+85(20-x)=1625
Solve for x
X=5 for 70

X=15 for 85
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What are the next two terms in the pattern 3,6,5,10,9,18,17...?
sleet_krkn [62]

the problem is a pattern that multiplies by two and subtracts one each time.

3x2=6 6-1=5 5x2=10 10-2=9 9x2=18 18-1=17 17x2=34 34-1=33


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PLEASE ANSWER ASAP, THIS IS A TEST QUESTION (NO SCAM ANSWERS PLS + I WILL MARK YOU BRAINLIEST)
vfiekz [6]

Answer:

the answer for this sub-question is 43/90. This is assuming your teacher wants you to write it in fraction form. If she or he wants you to write it in decimal form, then 43/90 = 0.4778 approximately which converts to 47.78%

Answer in fraction form: 43/90

Answer in decimal form: 0.4778 (round this however you are instructed to)

Answer in percent form: 47.78% (round this however you are instructed to)

Step-by-step explanation:

8 0
3 years ago
Find the four geometric means between 486 and 2
melamori03 [73]

Answer:

486, 486r,486r^2,486r^3,486r^4,2

------------------------------------  

2 = 486r^5

-----

r^5= 1/243

----

r = 1/3

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Ans: 486*(1/3),486*(1/9),486(1/27),486(1/81)

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Step-by-step explanation:

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marusya05 [52]
I would use what times 6 = 36 because 6*6+36 
7 0
4 years ago
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You buy 21 lbs of cucumbers which are 92% water. A few days later they’re 85% water. How much do they weigh then?
IrinaK [193]
To solve this, you must find the initial weight of the cucumber. To do this, you must divide the weight by the percentage of water and multiply it by 100.

(21/92)×100=22.83lbs.

Then, you multiply it by 85% and divide it by 100. Or simply multiply it by 0.85.

22.83×0.85=19.41lbs.

3 0
3 years ago
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