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dalvyx [7]
3 years ago
5

Megan surveyed a random sample of 60 students at her school and found that 42 of them ride the bus to school each day. if there

are 320 students at megan's school, about how many of them ride the bus to school each day?
Mathematics
1 answer:
Dmitry_Shevchenko [17]3 years ago
4 0
42/60, x/320. 320/60=5.33333, 42*5.33333=224. So, about 224 students would ride the bus.
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Ann and Betty together have $60. Ann has $9 more than twice Betty's amount. How much money does each have?
Ymorist [56]
First and mainly keep that 9 one side,
There are 2 people involved Ann and Betty, Then divide the TOTAL AMOUNT BY THE NUMBER OF PEOPLE.
· Then it will look like $60÷2= $30 per person.
In this case everyone has equal amount of money, but the question say Ann has $9 more than Betty's. so, Ann≈ $30 +$9= $39.
                                                       Betty≈ $30-$9= $21
         Because loses money because Ann has more,                        
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7 0
3 years ago
How many of each number are there 2, 13, 3, 5, 6, 2, 5, 12, 16, 2, 21, 0, 8, 4, 18, 10, 18, 11, 17, 8, 9, 20, 15, 15, 6, 3, 20,
mars1129 [50]

Answer:

Step-by-step explanation:

4 0
3 years ago
What is area of this shape
german

Answer:

132 ft squared

Step-by-step explanation:

One way is to divide the shape into a rectangle and a triangle, by drawing a vertical line.

This gives a rectangle that is 9 by 11, so has area 99.

The triangle has a base of 11 and height of 15 - 9 = 6.

So the area of the triangle = 1/2 x b x h = 1/2 x 11 x 6 = 33

So the total area is 99 + 33 = 132.

5 0
3 years ago
If there is a 10% chance of sun tomorrow and a 20% chance of wind and no sun, what is the probability that it is windy, given th
professor190 [17]
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3 years ago
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