2 years ago

The ratio of boys to girls in a school is 9:11. If there are 400 pupils in the school,how many boys are there

1 answer:

5 0

I believe its 180.

I have seen this question before and the amount of girls was 220, so 400-220 is 180

Hope this helps :)

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strojnjashka [21]

Answer:=6x3−9c

Step-by-step explanation:

3x3+4x2+3x3−4x2−9c

=3x3+4x2+3x3+−4x2+−9c

Combine Like Terms:

=3x3+4x2+3x3+−4x2+−9c

=(3x3+3x3)+(4x2+−4x2)+(−9c)

=6x3+−9c

6 0

3 years ago

Pie

Answer: subtraction
Reasoning: You need to subtract 3 from both sides first.

7 0

3 years ago

Bas_tet [7]

The answer for your question is C. $362.50

8 0

3 years ago

Irina-Kira [14]

Answer:

see below PLEASE GIVE BRAINLIEST

Step-by-step explanation:

549 - 36.5 = 512.5mb were trf

512.5/125 = 4.1mb per second

4 0

3 years ago

vredina [299]

Much more than just 3.

3 0

3 years ago

The ratio of boys to girls in a school is 9:11. If there are 400 pupils in the school,how many boys are there​