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kondor19780726 [428]
4 years ago
10

There are 250 people in a museum

Mathematics
2 answers:
PilotLPTM [1.2K]4 years ago
6 0

Answer: There are 75 adults.

Step-by-step explanation:

2/5 = 4/10

4/10 + 3/10 = 7/10

1 - 7/10 = 3/10

3/10 of 250 = 75

mixer [17]4 years ago
6 0

Answer:

75 adults

Step-by-step explanation:

first, we work out how many boys and girls there are:

2/5 x 250 = 100

so, 100 people are girls

3/10 x 250 = 75

so, 75 people are boys

100 girls + 75 boys = 175 boys and girls

since the rest are adults, we subtract 175 from the total:

250 - 175 = 75

75 people are adults.

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