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ollegr [7]
2 years ago
15

Evaluate a+b when a=5/6 and b=3 1/4

Mathematics
2 answers:
NemiM [27]2 years ago
4 0

Answer:

4 1/12

Step-by-step explanation:

a = 5/6        b = 3 1/4 = 13/4

To add 5/6 + 13/4, we have to make the denominators the same:

20/24 + 78/24 = 98/24
To make it back to a mixed fraction:

4 2/24
4 1/12

Montano1993 [528]2 years ago
4 0

Answer:

4\frac{1}{12}

Step-by-step explanation:

Given the following question:

a+b
a=\frac{5}{6}
b=3\frac{1}{4}
\frac{5}{6} +3\frac{1}{4}

To find the answer we have to convert the mixed number into an improper fraction, find the common denominator, and then add the numerators.

\frac{5}{6} +3\frac{1}{4}
3\frac{1}{4} =4\times3=12+1=\frac{13}{4}
\frac{5}{6} +\frac{13}{4}
\frac{5}{6} \times4=\frac{20}{24}
\frac{13}{4} \times6=\frac{78}{24}
20+78=98
\frac{98}{24} \div2=\frac{49}{12}
\frac{49}{12} =49\div12=4\frac{1}{12}
=4\frac{1}{12}

Hope this helps.

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7 0
3 years ago
An employee puts 10000 in a retirement account that offers 4% interest. How much will he have in 12 years
steposvetlana [31]

Answer:

14800

Step-by-step explanation:

The formula for simple interest (I) in terms of principal (P), rate (R) and time (T) is given as follows;

I = P x R x T / 100         ------------- (i)

Given:

Principal (P) = Initial amount being put into the account = 10000

Rate (R) = The interest rate being offered by the account manager = 4%

Time (T) = Time taken = 12 years

Substitute these values into equation (i) as follows:

I = 10000 x 4 x 12 / 100

I = 4800

Therefore, the initial amount will yield an interest of 4800 for those 12 years.

The total amount the employee will thus have in 12 years will be the sum of the initial amount and the interest. i.e

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4 0
3 years ago
How would i approximate each irrational square root number to the nearest 0.05? 34, 82, 45, 104, -71, and -19
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Using a calculator or a pencil, find each square root, including
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roots, so skip '-71' and '-19'.

For each square root . . .

-- If the digits in the 2nd and 3rd decimal place are 00 through 24, then
make the 2nd decimal place a '0' and discard the rest.

-- If the digits in the 2nd and 3rd decimal place are 25 through 74, then
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-- If the digits in the 2nd and 3rd decimal place are 75 through 99, then
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17. What are the three angle measures in the triangle shown below?
lianna [129]

Answer:

Option (1)

Step-by-step explanation:

By using triangle sum theorem in the given triangle,

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Therefore, Option (1) will be the correct option.

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