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42 votes
42 votes
Hi can you help please??

Hi can you help please??-example-1
User Freakent
by
2.2k points

1 Answer

8 votes
8 votes

Answer:

1240 students

Explanation:

ratio of boys : girls = 11 : 9 = 11x : 9x ( x is a multiplier ) , then

11x = 9x + 124 ( subtract 9x from both sides )

2x = 124 ( divide both sides by 2 )

x = 62

total students = 11x + 9x = 20x = 20 × 62 = 1240

User Mtholen
by
2.7k points