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Sever21 [200]
2 years ago
8

Fifteen sprinters ran the 50-yard dash in an average of 9.5 seconds. Of those runners,3 ran the dash in 11.5 seconds. Find the a

verage time of the other 12 boys
Mathematics
2 answers:
Blizzard [7]2 years ago
8 0
Various answer 4 twelve boys
dezoksy [38]2 years ago
3 0
There might be a variety of averages for the 12 boys.
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A sum of money is divided into the ratio 3:4. The larger portion is then divided into 3 parts in
vivado [14]

Step-by-step explanation:

this is your answer.........

5 0
2 years ago
I need to find a but I don’t know how to, could you please explain
Dafna1 [17]

Answer:

87

Step-by-step explanation:

Given is a figure of cyclic quadrilateral.

Opposite angles of a cyclic quadrilateral are supplementary.

Therefore,

z° + 93° = 180°

z° = 180° - 93°

z° = 87°

z = 87

6 0
2 years ago
Explaining Factored Form The trinomial x2 + bx – c has factors of (x + m)(x – n), where m, n, and b are positive. What is the re
Sliva [168]
The value of m<span> must be greater than the value of</span><span> n</span><span>. When you multiply the binomials, the middle term is the result of combining the outside and inside products. So, </span>bx<span> = –</span>nx<span> + </span>mx<span>, or </span>bx<span> = (–</span>n<span> + </span>m)x<span>. This means that </span>b<span> = –</span>n<span> + </span>m<span>. When adding numbers with opposite signs, you subtract their absolute values, and keep the sign of the number having the larger absolute value. Since </span>b<span> is positive, </span>m<span>must have the larger absolute value.</span>
6 0
3 years ago
Read 2 more answers
Please help me for gods sake:(
IgorLugansk [536]

Answer:

Step-by-step explanation:

y=3x-2, plug in each for x and y on the table and they work

8 0
3 years ago
Can someone find the length of the spine plss
morpeh [17]

Answer:

48.2 cm

Step-by-step explanation:

The bottom side of the large triangle has length 78 cm.

The bottom side of the right triangle has length 78 cm/2 = 39 cm.

Now we use the Pythagorean theorem to find the vertical side, the spine.

39² + s² = 62²

s² = 3844 - 1521

s² = 2323

s = 48.2

Answer: 48.2 cm

3 0
2 years ago
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