3 years ago

Jacques built a house that measured 75 feet long by 30 feet wide.

Mathematics

1 answer:

Sergio039 [100]3 years ago

4 0

The area is 2250 square feet.

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2. The average daily rainfall in London during April was 3.5 mm. How much rain fell during the month?

Vikki [24]

Answer:

105mm

Step-by-step explanation:

To find the rainfall during the month of April simply multiply the number of days in April times the average daily rainfall

Number of days in April: 30

Average daily rainfall: 3.5mm

Rainfall during the month = 30 * 3.5 = 105mm

7 0

2 years ago

What is the sum of the geometric series 2+6+18+...+486?

marin [14]

Answer:

728

Step-by-step explanation:

2+6+18+...+486

a=2

r=6/2=3

$a_{n}=ar^{n-1}\\486=2(3)^{n-1}\\3^{n-1}=486/2=243=3^5\\n-1=5\\n=5+1=6\\S_{6}=2\frac{3^6-1}{3-1} \\=2\frac{729-1}{2}\\=728$

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3 years ago

Which of the following equations are true for the number 9? Select all that apply.

telo118 [61]

Answer:

B and C

Step-by-step explanation:

1/9 = 1÷9

7÷9 = 7/9

Option B and C is the only equation true for the number 9

3 0

3 years ago

At the movie theatre, child admission is 6.10 and adult admission is 9.30 . On Tuesday, 138tickets were sold for a total sales o

elena-s [515]

Step-by-step explanatijon:44

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3 years ago

The width of a rectangular room is 60% of its length. The length of the room is 10 feet. What is the area of the room? The area

Strike441 [17]

Answer:1/2

Step-by-step explanation:

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3 years ago