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MrRa [10]
3 years ago
8

In a group of 36 children, there are three times as many boys as girls how many girls are there

Mathematics
2 answers:
hammer [34]3 years ago
7 0
36 total children

Ratio of boys to girls is: 3:1

36/4 = 9     9 children to each part of the ratio

9 x 3 = 27 total boys

9 x 1 = 9 total girls
bija089 [108]3 years ago
5 0
There are 12 girls in the group.
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3 years ago
Ifr=9 and t= 11, what is the value of 2rt?<br> 50<br> O 101<br> 100<br> O 198
olasank [31]

Answer:

198

Step-by-step explanation:

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Since you know that r = 9 and t = 11, you can substitute the variables to numbers. Then you just multiply to get 198. Hope this helps :)

4 0
3 years ago
Read 2 more answers
The equation of line CD is (y−3) = − 2 (x − 4). What is the slope of a line perpendicular to line CD? (4 points) negative 1 over
jonny [76]

Answer:

answer 1/2

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7 0
3 years ago
mary works for a commission of 12% on all goods she sell for the month if her basic salary is 3000 per month and she sells $2500
SOVA2 [1]

Answer:

3300

Step-by-step explanation:

Formula

Gross Salary = Basic + Commission

Givens

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Solution

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The sum of a number and three is less than nineteen less than the number
Nataliya [291]
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