Question

There are 700 people at a funfair.
4/7 of the 700 people are boys.
1/10 of the 700 people are girls.
The rest of the 700 people are adults.
Work out the number of adults at the funfair.

Answer 1

Answer:

there are 230 adults

Step-by-step explanation:

total people = 700

boys=4/7*700=400

girls=1/10*700=70

rest are adults

adults=700-470=230

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Answer 2

Step-by-step explanation:

number of boys =4/7 x700 =400

number of girls = 1/10x700=70

number of adults=number of boys -number of girls

=400-70

=330

330 are adults