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devlian [24]
3 years ago
14

Your english teacher has given you a list of 10 possible topics for essays. you need to pick four topics from the list to write

about over the school year. how many different groups of four essay topics can you choose?
Mathematics
1 answer:
postnew [5]3 years ago
6 0
Assuming order doesn't matter, we can use the probability formula nCr. Using a calculator, you get that there are 210 possible combinations. However, if order did matter, then you would use nPr, in which case would the answer be 5040.

:)

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3(9-4) Divided by five
wel

The answer you are looking for is 3.

To find this, you must first distribute the 3 into the parenthesis. 3 x 9 = 27 and 3 x 4 = 12.

Next, you subtract 12 from 27. 27 - 12 = 15.

Finally, divide 15 by 5 to get your final answer as 3.

I hope this helps!

3 0
3 years ago
Read 2 more answers
Pedro uses shapes to make a funny animal. Which best tells about the
Pani-rosa [81]

Answer:

The sides of all the shapes are straight

Step-by-step explanation:

Pedro animal has the shape of a horse. The animal is made up of different shapes, we can see that the shapes Pedro animal is made up of consist of two triangles, three rectangles and a hexagon.

All this shapes mentioned above (triangle, rectangle and hexagon) that are used in making this animal have sides with straight edges. Therefore the sides of all the shapes are straight.

7 0
3 years ago
What’ set of three numbers could be the side lengths of a triangle
Fudgin [204]

3,4,5

idk if this is right these could work but what type of triangle and what are you trying to figure out

3 0
3 years ago
Jada opens a savings account with a deposit of $800. The bank will pay
leonid [27]

Simple Interest formula is :  I=P*r*t, where I = Amount of interest, P= Principal amount, r = rate of interest in decimal and t = time duration in year.

Given in the question that,  P = $800 and r = 4\frac{3}{4}% = 4.75% = 0.0475

<u>a.</u>  For t = \frac{1}{2} year ....

I= 800*0.0475*\frac{1}{2}\\ \\ I= 19

So, Jada will receive $19 interest at the end of 1/2 year.

<u>b.</u>   For t = 1 year ....

I= 800*0.0475*1\\ \\ I= 38

So, Jada will receive $38 interest at the end of 1 year.


6 0
4 years ago
Divide the sum of 7/9 and 2/3 by 5/3​
xeze [42]

Answer:13/15

Step-by-step explanation:

Add 7/9 and 2/3 the answer is 13/9 then divide it by 5/3 in order for you to divide get the reciprocal of 5/3 which is 3/5 then multiply it and you well get 13/15

3 0
3 years ago
Read 2 more answers
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