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Sloan
2 days ago
12

Ryan spills some soda and neglects to clean it up. When leaving for spring break, Ryan notices some ants on the sticky mess, but

ignores them. Upon returning 17 days later, Ryan counts 3960 ants in the same place. The next day there are 5280 ants. Assuming that the size of the ant population can be described exponentially, find the number of ants that Ryan saw when he left for spring break
Mathematics
1 answer:
zzz [9K]2 days ago
8 0
Ryan observed 30 ants when he departed for spring break.

Step-by-step explanation:The formula concerning the ant population can be represented in the following way:[

P(t) shows the population after t days, P(0) represents the initial population, and r signifies the growth rate.After 17 days upon his return, Ryan counts 3960 ants. This suggests thatP(17) = 3960. Consequently,

the next day the ant population rises to 5280.. From this, we can conclude that, hence, we determine that Ryan saw 30 ants when he left for spring break..
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In the figure, CD = EF and AB = CE. Complete the statements to prove that AB = DF.
Svet_ta [9486]

Answer:

1. Addition Property of Equality

2. Segment addition

3. Substitution Property of Equality.

4. Transitive Property of Equality.

Step-by-step explanation:

Given: CD = EF and AB = CE

To Show: AB = DF

Following the steps outlined:

1. CD + DE = EF + DE by the (addition) Property of Equality.

This shows that the same value has been added to both sides of the equation.

2. CE = CD + DE and DF = EF + DE through (segment addition).

This indicates that CE and DF are segments, and the length of any segment equals the total of its parts.

3. CE = DF according to the (Addition, subtraction, substitution, transitive) Property of Equality. Recognizing that CE = CD + DE and using the fact that CD = EF allows us to replace CD with EF.

So, CE = EF + ED = FD (via substitution) Property of Equality.

4. Since AB = CE and CE = DF, we can conclude AB = DF by the (transitive) Property of Equality.

This follows the rule that if x = y and y = z, then x = z.

3 0
1 month ago
Read 2 more answers
2. Peter drew two rays, AC and AP with A as a common endpoint. Which of the following statements
PIT_PIT [9101]

The complete question reads:

Peter created two rays, AC and AP, sharing a common vertex at point A. Which of the following statements

might accurately describe Peter's drawing?

I. AC and AP are parallel.

II. PAC represents an angle.

III. AC and AP are at right angles.

A. I and II

B. II and III

C. I and III

D. I, II, and III

Answer:

Option B: II & III

Step-by-step explanation:

We know Peter has drawn rays AC and AP.

Since the point A is shared as the endpoint, it indicates an angular relationship at this common point.

This angle could potentially be 90°, suggesting that rays AC and AP may be perpendicular.

Thus, the valid statements that characterize his drawing are: II & III.

4 0
24 days ago
Each August a restaurant rent is adjusted to the cost of living index. The rent has $1,550 a month, the cost-of-living index for
Inessa [8989]
Answer:
new rent = $1,607.35

Explanation:
Let's consider the original rent as x

Given that the increase in rent is 3.7%.
Thus:
new rent = x + 3.7% of x
new rent = x + 0.037 x

With x = 1550, we find:
new rent = 1550 + 0.037(1550)
new rent = 1550 + 57.35
new rent = $1,607.35

I hope this clarifies!:)
5 0
1 month ago
Read 2 more answers
Cheese costs $4.40 per pound. Find the cost per kilogram. (1kg = 2.2lb)
AnnZ [9071]

Answer:

The price amounts to $9.70 per kilogram.

Step-by-step explanation:

This can be resolved using the rule of three.

In a rule of three scenario, the first step involves determining how the values are related, whether directly or inversely.

A direct relationship implies that when one measure increases, the corresponding measure also increases. In this case, cross multiplication serves as the method for the rule of three.

Alternatively, an inverse relationship indicates that an increase in one measurement causes a decrease in the other. In this scenario, line multiplication applies.

Here, the relationship is between the weight of the cheese and its cost. As the weight rises, so does the expense, representing a direct proportion.

Solution:

According to the problem, cheese is priced at $4.40 per pound. Given that each kg equals 2.2 pounds, we can deduce how many kg correspond to one pound.

1 pound - x kg

2.2 pounds - 1 kg

2.2x = 1

x = \frac{1}{2.2}

x = 0.45 kg

Given that cheese costs $4.40 for a pound, and there are 0.45 kg in one pound, we calculate the cost for 1 kg.

$4.40 - 0.45 kg

$x - 1 kg

0.45x = 4.40

x = \frac{4.40}{0.45}

x = 9.70

The price is $9.70 per kilogram.

6 0
21 day ago
here are Xavier's bowling scores: 135, 140, 130, 190, 112, 200, 185, 172, 163, 151, 149 What is the mean?
PIT_PIT [9101]

Answer:

The average

Detailed breakdown:

the average is 157

7 0
10 days ago
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