Jimenezmiranda Jimenezmiranda

23-03-2019
Mathematics

contestada

Someone please help!!!!!
At a party, the ratio of girls to boys is 5:4. Then, 18 boys join the party, and the ratio of boys to girls is 5:4. Compute the number of people originally at the party.

Respuesta :

lilyaaddley lilyaaddley

23-03-2019

Answer:

144 people were originally at the party.

Step-by-step explanation:

18 boys is one fifth of the second boys population, so the second population is 18x9 = 162. The original population would be 162-18, which equals 144.

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