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s2008m [1.1K]
3 years ago
15

c) The cost of 1 pen is Rs 10 and the cost of 1 pencil is Rs 8. Find the total cost of 5 pens and 4 pencils.​

Mathematics
2 answers:
otez555 [7]3 years ago
8 0

Answer:

82Rs

Step-by-step explanation:

let p be pen

let n be pencil

1p=10Rs

1n=8Rs

10×5=50

8×4=32

50+32=82Rs

Setler [38]3 years ago
3 0

Answer:

cost of 1 pen = ₹10

cost of 5 pens = 5×10 = ₹ 50

cost of 1 pencil = ₹8

cost of 4 pencil = 8×4 = ₹ 32

Total cost = 50 + 32 = ₹82

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20. Carmen can buy bottles of paint for $2.00 each and boxes of colored pencils for $3.50 each. She can spend no more than
KIM [24]

Answer:

  (5, 8), (7, 1), (15, 3)

Step-by-step explanation:

a) The variables are defined in the problem statement. The total expenditure must satisfy ...

  2.00x +3.50y ≤ 42.00

b) Possible solutions include ...

 (x, y) ∈ {(5, 8), (7, 1), (15, 3)}

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6 0
2 years ago
I played 5 hours of video games over a 3 day weekend, and 60 hours of video games in the month
den301095 [7]

Answer:

The ratios are not equivalent

Step-by-step explanation:

First, in order to find the ratios, we have to change the month to the amount of days.

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The ratio for the month of April is 60:30, which can be simplified to 2:1

So, the ratios are not equivalent, because 5:3 is not equal to 2:1

8 0
3 years ago
Identify Arithmetic Mean, Geometric Mean and Harmonic Mean from the following averages: 56.4, 59.8 and 55.8
photoshop1234 [79]
If you would like to calculate the arithmetic mean, geometric mean, and harmonic mean from the following averages, you can calculate this using the following steps:

averages: 56.4, 59.8, 55.8
the number of values: 3

arithmetic mean:
(56.4 + 59.8 + 55.8) / 3 = 57.33

geometric mean:
(56.4 * 59.8 * 55.8)^(1/3) = 57.31

harmonic mean:
3 / (1/56.4 + 1/59.8 + 1/55.8) = 57.28
7 0
3 years ago
I really need help with this guys please help it’s due tomorrow and I’m so frikin dumb
il63 [147K]

Possible 24 impossible 3

5 0
2 years ago
Find slope (6,2) (24,8)
musickatia [10]

Answer:

6, 18

Step-by-step explanation:

8-2=6

24-6=18

Have a great day!

3 0
2 years ago
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