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Nikitich [7]
3 years ago
8

Which number is a perfect square ? a. 33 b. 37 c. 48 d. 49

Mathematics
2 answers:
maksim [4K]3 years ago
8 0

Answer:

49

Step-by-step explanation:

Because sqrt(49)=7

others are Real numbers

choli [55]3 years ago
7 0

Answer:

49.

Step-by-step explanation:

A perfect square is a number that can be expressed as the product of two equal integers. The only way to accurately calculate if a number is a perfect square is to find the factors.

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A total of $2,000 is invested at an annual interest rate of 2%. Find the balance in the account after
Anit [1.1K]

Answer:

<u>The balance in the account after 10 years is US$ 2,442.81</u>

Step-by-step explanation:

1. Let's review the data given to us for answering the question:

Investment amount = US$ 2,000

Duration of the investment = 10 years

Annual interest rate = 2% compounded continuously

2. Let's find the future value of this investment after 10 years, using the following formula:

FV = PV * eˣ ⁿ

PV = Investment = US$ 2,000

number of periods (n) = 10 (10 years compounded continuously)

rate (x) = 2% = 0.02

e = 2.71828 (Euler's number)

Replacing with the real values, we have:

FV = 2,000 * (2.71828)^0.02*10

FV = 2,000 * 2.71828^0.2

FV = 2,000 * 1.2214027

<u>FV = US$ 2,442.81</u>

8 0
3 years ago
Giulia runs an average of 15 minutes each day. She has a goal of running 100 minutes in seven days. Well she complete her runnin
Snowcat [4.5K]

Running time for 1 day = 15

Running time for 1 week = 15*7= 105

So, yes she has completed her goal

4 0
3 years ago
Quick answer this question whoever gives correct answer gets brainliest
liq [111]

Answer:

50 envelopes for 2.49

Step-by-step explanation:

2.49/50= .05

5.50/90= .06

 the first per is less than the 90 envelopes one therefore the answer is 50 for 2.49

8 0
2 years ago
Rita owed her brother $15. After her birthday, she was able to pay him back and still have $45. How much money did Rita receive
kipiarov [429]

I’m stuck in the same one!!

Step-by-step explanation:

6 0
3 years ago
The longest side of a triangle is 5 inches. Longer than the shortest side. The medium side is 4 inches. Longer than the shortest
Llana [10]

Answer:

The answer to your question is L = 10 in , M = 9 in ; S = 5 in

Step-by-step explanation:

Data

longest side = 5 + x in

medium side = 4 + x in

shortest side = x

Perimeter = 24 in

Process

1.- Write and equation to solve this problem

    Perimeter = longest side + medium side + shortest side

Substitution

             24 = (5 + x) + (4 + x) + x

Simplification

            24 = 5 + x + 4 + x + x

            24 = 9 + 3x

            24 - 9 = 3x

                  15 = 3x

                   x = 15/3

                   x = 5

2.- Calculate the lengths of the side

Longest side = 5 + 5 = 10 in

Medium side = 5 + 4 = 9 in

Shortest side = 5 in

6 0
4 years ago
Read 2 more answers
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