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Free_Kalibri [48]
3 years ago
14

Here is a sequence of numbers:

Mathematics
1 answer:
Anettt [7]3 years ago
8 0

Triangular number sequnce

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The ratio of girls to boys at basketball practice is 2:3. If there are 12 girls at practice then how many boys are there?​
andre [41]

Answer:

18

Step-by-step explanation:

2 goes into 12 six times,

so multiply both sides of 2:3 by six to get 12:18

8 0
3 years ago
Use completing the square to solve for x in the equation (x minus 12) (x 4) = 9.
Sindrei [870]

Answer:

By using completing the square method, equation (x - 12) (x + 4) = 9 can be solved as x = (4 + √ 73) or (4 - √ 73)

6 0
2 years ago
Use the figure below for Exercises 1-8. Note that RN pierces the plane at N. It is not coplanar with V.
Serga [27]

Answer:

1. Two segments are MC and AX

2. Point N

3. Three collinear points are points A, point N and point X

4. Two other names for V are quadrilateral and rectangle

5. No N, M, and X are in a different plane from R

6. Two rays are ray NR and ray NA

7. The pair of opposite rays with end point N are ray NA and ray NX and ray NM and ray NC

8. Three lines are shown in the figure

Step-by-step explanation:

1) A segment is a line portion with two end points

2) A point marks a position

3) Collinear points are points on the same line

3) A quadrilateral is a four sided figure while rectangle has 90° interior angles

4) A ray is an line extending from a point without ending

5) Opposite rays are rays extending from the same point but in opposite directions

6) A line is a straight one dimensional geometric figure  that has no width but infinite number of points extending without end in both directions

4 0
3 years ago
$19.92 for 2.4 pounds of walnuts what is the price per pound of walnuts
professor190 [17]

Answer:

$8.3

Step-by-step explanation:

Given

2.4 pounds of walnuts=$19.92

Solution

the price per pound of walnuts=19.92/2.4

=$8.3

Price of per pound walnuts is $8.3

5 0
2 years ago
Roll a dice. Chance of it landing on a 6 is ? In ?
ohaa [14]
It is a 1 to 6 ratio
4 0
3 years ago
Read 2 more answers
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