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rjkz [21]
3 years ago
15

Five years ago a girl was one-half as old as her brother was then, and now she is three years younger than he is. What are their

present ages?
A) girl is 7; brother is 10

B) girl is 8; brother is 11

C) girl is 9; brother is 12
Mathematics
2 answers:
podryga [215]3 years ago
7 0
The girl is 8 and her brother is 11


Aloiza [94]3 years ago
3 0
The answer is B because they would have been 3 and 6.
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Anyone know the answers 11 through 20?
Evgen [1.6K]

Step-by-step explanation:

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12) 5x^2

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17) 5^4

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=625

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19)3 times a number m fifth power

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3 years ago
Heidi must correctly answer at least 80% of the questions on an exam to advance to the next
Oduvanchick [21]
Given:
must correctly answer 80% of the questions
correctly answered questions = 26
incorrectly answered questions = 4
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3 0
4 years ago
Find the value of tangent for angle A
gavmur [86]
AC = √(40²-12²) = √(1600-144) = √1456 = 4√91

tanA = 12/4√91 = 3/√91 = 3√91/91


option а.
4 0
3 years ago
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I need help please?!!!!
sergejj [24]
A. i’m pretty sure !!
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Which linear inequality is represented by the graph?
kompoz [17]
The answer is D since is the only one that has the correct y intercept
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