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andreyandreev [35.5K]
2 years ago
6

Which is the better deal? 20-minute spa for $45 or 60-minute spa for $138​

Mathematics
1 answer:
Natasha2012 [34]2 years ago
7 0
20 minute spa because 45 times 3 is 135
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Amber is starting a garden. She plants 2 flowers the first month. The next month, she plans three times more flowers (6 flowers)
Artist 52 [7]
This is a geometric progression problem. We can the general formula that can tell us how many flowers would be planted each month.
Let's write the terms that we know and see if we can find the pattern:

\begin{tabular}{lll}
Month & Number of flowers planted & Different form            \\
1     & 2                         & 2\cdot3^0 \\
2     & 6                         & 2\cdot3^1 \\
3     & 18                        & 2\cdot3^2 \\
4     & 54                        & 2\cdot3^3
\end{tabular}
\end{table}
The patern here is obvious. Let's write it down:
N=2\cdot3^{n-1}
This formula gives us a number of flowers planted in the n-th month.
6 0
2 years ago
The cost of renting the party room at a restaurant is $50.00. Snacks cost $13.50 per person. Write an expression to describe the
alexandr1967 [171]

Answer:an expression to describe the total cost of a party is written as

y = 13.50p + 50

Step-by-step explanation:

The cost of renting the party room at a restaurant is $50.00. Snacks cost $13.50 per person. Assuming the total number of persons invited for the party is p, and the total cost of renting the party room is y. Therefore an expression to describe the total cost of a party is written as

y = 13.50p + 50

The $50 always remains constant

3 0
3 years ago
Julio says "If you subtract 13 from my number and multipy the difference by -3 the result is -45" what is Julio's number
ICE Princess25 [194]

Answer:28

Step-by-step explanation:

Julio's number is x

(X-13)*-3=-45

Divide by -3

X-13=15

Add13 to both sides

x=28

6 0
3 years ago
1. Popeye is lifting Olive Oyl off the ground by pulling her upward with a force of 108.1 N. She is pretty thin so she only weig
Debora [2.8K]

Answer:

1 m/s2

Step-by-step explanation:

Olive Oyl's weight = 10 × 9.81 = 98.1 N

This weight is a force acting downward because it is due to gravity.

Popeye pulls Olive Oyl up with a force of 108.1 N. Both forces act vertically but in opposite directions. Hence their resultant, R, is their difference and is in the direction of the larger force.

R = 108.1 N - 98.1 N = 10 N

This force causes an acceleration, a, on the mass, m, of Popeye.

R = ma

a = R/m = 10 N/10 kg = 1 m/s2

6 0
3 years ago
Read 2 more answers
QUESTION ON PIC TY!!!
Degger [83]

Answer:

Step-by-step explanation:

Multiply each number times 2 and then subtract from 29

3: 23

4: 21

5: 19

6: 17

3 0
2 years ago
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