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SpyIntel [72]
2 years ago
8

A 27-foot pole casts a 25-foot shadow. at the same time, a nearby tower casts a 45-foot shadow. how tall is the tower?

Mathematics
1 answer:
hjlf2 years ago
6 0
Proportion:27ft/25ft=?/45ft
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Claire is building a dollhouse where 1 inch on the plans is equivalent to 5 inches on the actual dollhouse.
8090 [49]

Answer: 6.5 inches

Step-by-step explanation:

From the question, we are informed that Claire is building a dollhouse where 1 inch on the plans is equivalent to 5 inches on the actual dollhouse.

​

​If the house is to be 32.5 inches tall, the height be on the plans will be one-fifth of the actual dollhouse. This will be:

= 1/5 × 32.5

= 6.5 inches

7 0
2 years ago
9 is a factor of which number? <br> 12<br> 18<br> 23<br> 28
Angelina_Jolie [31]

Answer:

The answer is 18.

Step-by-step explanation:

9x2=18

4 0
3 years ago
A poultry farmer wishes to estimate the average incubation period (the number of days between a hen laying her egg and the time
sergiy2304 [10]

Answer:

49 eggs.

Step-by-step explanation:

The formula for Margin of Error =

z × standard deviation/√number of samples

z = z score of 98% confidence interval = 2.326

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Standard deviation = 1.5 days

Number of samples = number of eggs he needs to sample = unknown.

Imputing these above values into the formula

Margin of Error = z × standard deviation/√number of samples

0.5 = 2.326 × 1.5/√n

Cross Multiply

0.5 × √n = 2.326 × 1.5

√n = 2.326 × 1.5/0.5

√n = 3.489/0.5

√n = 6.978

Square both sides

(√n)² = 6.978²

n = 48.692484

n ≈ Approximately to the nearest whole number = 49

Therefore, the number of eggs he needs to sample to create the desired interval is approximately to the nearest whole number 49 eggs

8 0
3 years ago
Find the number of positive integral solutions of ABC=45.
irina [24]
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8 0
3 years ago
julian is moving from his hometown of Sedona, arizona to juneau alaska. he knows he is going to face a big temperature change an
babymother [125]
He will experience a 40-degree temp change between Sedona and Juneau, just subtract both temps. 
8 0
2 years ago
Read 2 more answers
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