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anastassius [24]
3 years ago
14

Write an algebraic expression to find the number of seconds in n minutes. Evaluate the expression for n = 20

Mathematics
1 answer:
Rom4ik [11]3 years ago
5 0
1200 seconds in 20 min
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When converted to a fraction and reduced to simplest terms, which number will have
maks197457 [2]

Answer: 0.720

Step-by-step explanation:

0.720 = 18/25

0.51 = 51/100

0.144 = 18/125

0.023 = 23/1000

6 0
2 years ago
complete the steps to demonstrate why you multiply by the reciprocal when dividing fractions. Find 1/4 divided by 3/8
LuckyWell [14K]
Multiplying is the opposite of dividing, so that's why you multiply it by the reciprocal.
1. 1/4 ÷ 3/8 is equivalent to 1/4 × 8/3
2. 1/3 × 8/3 = ?
3. 1 × 8 = 8
4. 3 × 3 = 9
4 0
3 years ago
») What is the circumference of the rim of a basketball hoop with a radius of 9 inches? First, multiply the radius by__ to get t
Lunna [17]

Answer:

First, multiply the radius by 2 to get the diameter 18 inches. Then, multiply the diameter by 3.14 (an approximation for 1) to get a circumference of about 56.52 inches. If the diameter doubles the circumference doubles.

Step-by-step explanation:

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8 0
3 years ago
What expressions are equivalent to 4/12
ivann1987 [24]

Answer:

0.33 or 1/3 should be right

5 0
3 years ago
Read 2 more answers
Plz... answer it fast <br><br> answer the 8th question only<br><br> will mark brainlist for sure
MrMuchimi

Answer: 45 Rows In Garden And Each Row Has 45 Plants.

Number of plants=2025.

Let the number of rows be x.

Number of plants in a row=Number of rows in the garden,

or,x²=2025

or,x=√2025=45=Number of plants in a row=Number of rows in the garden.

Ans: There are 45 rows in the garden and each row contains 45 plants.

I hope this helped you I showed Work too.

7 0
3 years ago
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