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zhuklara [117]
3 years ago
13

Anna and joes father donated $3 for every lap they swam in a swim a thon Ann swam 21 laps and joe swam 15 laps is the distributi

ve property to find the amount of money their father donated
Mathematics
2 answers:
Ad libitum [116K]3 years ago
5 0

Answer:

$108.

Step-by-step explanation:

We have been given that Anna and Joe's father donated $3 for every lap they swam in a swim-a-thon Ann swam 21 laps and Joe swam 15 laps. We are asked to find the amount of money their father donated using distributive property.

\text{Amount of money their father donated}=\$3(21+15)

\text{Amount of money their father donated}=\$3\times21+\$3\times15

\text{Amount of money their father donated}=\$63+\$45

\text{Amount of money their father donated}=\$108

Therefore, the amount of money donated by their father was $108.

vredina [299]3 years ago
3 0

21 + 15 = 36

36 x 3 = 108

Their father donated $108 to charity

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4 0
2 years ago
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An insurance company sells a one-year term life insurance policy to an 80-year-old woman. The woman pays a premium of $1000. If
Gekata [30.6K]

Answer:

The profit of the company will be $224.85

Step-by-step explanation:

Let the equation of profit be termed as E(x)

we are given

amount of purchasing the policy (let a)= $1000

probability that women will live for at least 1  year (let b) = 0.9581

amount lost by insurance company if the women dies (let c) = 18,500-1000 = 17,500

the probability woman dies within one year (let d) = 1-0.9581=0.0419

the equation will be

E(x) of profit= a*b - c*d = 1000*0.9581 - 17500*0.0419

                    = 958.1 - 733.25

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7 0
2 years ago
HELP ME PLEASE!!!!
Ilya [14]

Answer:

x < - 8.5

Step-by-step explanation:

Given

- 46 - 8x > 22 ( add 46 to both sides )

- 8x > 68

Divide both sides by - 8, reversing the symbol as a result of dividing by a negative quantity

x < - \frac{68}{8} , that is

x < - 8.5

3 0
2 years ago
Subtract and write answer<br>as a mixed number.<br>12 1/5 - 9 2/3 will mark brainest please help ​
Temka [501]

Answer:

48/15

Step-by-step explanation:

183/15-135/15

3 0
3 years ago
Maria has $1.25 in nickels and dimes. She has a total of 16 coins. How many of each coin does he have?
Flauer [41]
Q=quarters, d=dimes


q+d=8
.25q+.1d=1.25

Let's set the first equation to equal d.

d=8-q

.25q+.1(8-q)=1.25

Distribute.

.25q+.8-.1q=1.25

Combine Like Terms

.15q+.8=1.25

Subtract .8

.15q=.45

Divide by .15

q=3

Now, let's solve for d in the first equation.

d+3=8

Subtract 3, and you get d=5

So, there are 5 dimes and 3 quarters in Maribel's pocket.

Check: .25(3)+.1(5)=1.25

.75+.5=1.25
1.25=1.25 which is true.
7 0
2 years ago
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