Jeff1407 Jeff1407
  • 15-02-2021
  • Mathematics
contestada

There are 220 students in Year 9
There are 20% more boys than girls.
a) How many boys and how many girls are there in Year 9?​

Respuesta :

barackodam barackodam
  • 15-02-2021

Answer:

132 and 88

Step-by-step explanation:

If there are 20% more boys than girls, then this means that the total percentage of boys us 60% and girls is 40%.

0.6 * 220 = 132

0.4 * 220 = 88

There are 132 boys and 88 girls in year 9

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