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Vaselesa [24]
3 years ago
7

Your job is to sort and sack marbles for sale. A bag contains 90 marbles, some red and some blue. If there are 60 blue marbles,

what is the ratio of blue to red marbles?
Mathematics
2 answers:
azamat3 years ago
7 0

Answer:

2:1

Step-by-step explanation:

brilliants [131]3 years ago
5 0

Answer:

2:1

Step-by-step explanation:

90-60 = 30 red marbles

blue:red → 60:30 → 2:1

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-1

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8 0
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The tens digit is missing from the three-digit number 8 _ 9. If the tens digit is to be randomly selected from the ten different
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Step-by-step explanation:

Only 1 number works. 1 will make 819 which is divisible by 9.

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4 0
3 years ago
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lisabon 2012 [21]

Answer:

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6 0
3 years ago
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an arts academy requires there to be 6 teachers for every 132 students and 3 tutors for every 27 students . how many students do
Nina [5.8K]

Answer:

3

Step-by-step explanation:

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4 0
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Step-by-step explanation:

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