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Vlad [161]
3 years ago
8

PLEASE HELPPPPP ITS URGENTTTTTTTTTTTTTTTTTTTTTTTT

Mathematics
2 answers:
jenyasd209 [6]3 years ago
5 0

Answer:

NO

YES

YES

NO

Step-by-step explanation:

To solve this, plug the values into the functions.

4(6)+2(0)=18 FALSE

4(4)+2(1)=18 and (1)= -2(4)+9 TRUE

4(-5)+2(19)=18 and (19)= -2(-5)+9 TRUE

(-3)= -2(5)+9 FALSE

Elena L [17]3 years ago
4 0

Answer:

are this if its a function or not?

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Read 2 more answers
John bought three thermos flask at a total of st 1080 he later sold at 400 each what was his percentage ​
trasher [3.6K]

Answer:

\boxed{ \bold{ \boxed{ \sf {11.11\%}}}}

Step-by-step explanation:

Given,

Cost price of three thermos flask = 1080

Selling price of each thermos flask = 400

<u>Finding </u><u>the </u><u>selling </u><u>price </u><u>of </u><u>three </u><u>thermos </u><u>flask</u>

Since, the cost of 3 thermos flask is more than that of 1 thermos flask. So, the cost of 1 thermos flask is multiplied by 3 ( i.e 400 × 3 = 1200 )

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So, there is profit.

And we know that,

\sf{profit = sp \:  -  \: cp}

⇒\sf{1200 - 1080}

⇒\sf{120}

Profit amount = 120

<u>Finding </u><u>the </u><u>profit </u><u>percentage</u>

\sf{profit\% \:  =  \frac{profit}{cp}  \times 100 \%}

⇒\sf{ \frac{120}{1080 } \times 100\%}

⇒\sf{11.11\%}

Hope I helped!

Best regards!!

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