Drew purchased 3 books each with a different price, for $24. The cost of each bookj was a multiple of 4. What could be the prices of the 3 books?

Answers

Answer 1

Answer: multiple of 4 is: 4,8,12,16,20,24......
pick three number that is multiple of 4 and add them up will be 24
4 + 8 + 12 = 24
the price of three books is $8, $4, and $12.

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Math vocab again : the product of a number and its Blank is one
Which is the least valid way to stimulate how many boys and girls are in a random sample of 20 students from a school that is half boys and half girls?A. Flip a coin 20 times, assigning one out come to boys and the other to girls B. Drop 20 coin at once and count the number of each outcome C. Count how many boys and girls are in your mat class and use a proportion D. Have a calculator generate 20 random integers and count the number of even and odd integers

Archie rolls two number cubes, each with sides numbered 1 through 6. He finds the sum of the numbers on the tops of the cubes. Whaf two sums have the probability?A. 3 and 4
B. 5 and 9
C. 5 and 8
D. 10 and 12

Answers

$\Omega=\{(x;y):x;y\in\{1;\ 2;\ 3;\ 4;\ 5;\ 6\}\}\n\n\overline{\overline{\Omega}}=6^2=36\n\nA=\{(1;2);\ (2;1);\ (1;3);\ (3;1);\ (2;\ 2)\};\ \overline{\overline{A}}=5;\ P(A)=(5)/(36)\n\nB=\{(1;4);\ (4;1);\ (2;3);\ (3;2);\ (3;6);\ (6;3);\ (4;5);\ (5;4)\};\n\overline{\overline{B}}=8;\ P(B)=(8)/(36)\n\nC=\{(1;4);\ (4;1);\ (2;3);\ (3;2);\ (2;6);\ (6;2);\ (3;5);\ (5;3);\ (4;4)\}\n\overline{\overline{C}}=9;\ P(C)=(9)/(36)$

$D=\{(4;6);\ (4;6);\ (5;5);\ (6;6)\};\ \overline{\overline{D}}=4;\ P(D)=(4)/(36)$

$A.\n3\to(1;2);\ (2;1)\to(2)/(36)\n4\to(1;3);\ (3;1);\ (2;2)\to(3)/(36)\n\nB.\n5\to(1;4);\ (4;1);\ (2;3);\ (3;2)\to(4)/(36)\n9\to(3;6);\ (6;3);\ (4;5);\ (5;4)\to(4)/(36)$

$C.\n5\to(1;4);\ (4;1);\ (2;3);\ (3;2)\to(4)/(36)\n8\to(2;6);\ (6;2);\ (3;5);\ (5;3);\ (4;4)\to(5)/(36)\n\nD.\n10\to(4;6);\ (6;4);\ (5;5)\to(3)/(36)\n12\to(6;6)\to(1)/(36)$

The same probability*

Write firstly what results it's able to get and their sum:
.....1....2.....3.....4....5.....6
1   2 3 4 5 6    7
2   3 4 5 6 7    8
3   4 5 6 7 8 9
4   5 6 7 8 9 10
5   6 7 8 9 10 11
6 7 8 9 10    11 12

As you can see there are four options to get "5" and also four options to get "9".
So the B is proper answer.
Sum 5 and sum 9 have the same probability.

You lose 0.3 points for stepping out of bounds durning a floor rountine. Your final score is 9.124. Write and solve an equation to find your answer

Answers

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12b−15>21?? How is this done? Need help ASAP

Answers

12b-15>21
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12b > 36
----- ----
12 12

b = 3

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Answers

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Answers

a=-15
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Answers

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