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valentina_108 [34]
2 years ago
8

Sally ran 2 1/4 miles in 1/2 hour. What is her speed in miles per hour?

Mathematics
2 answers:
weqwewe [10]2 years ago
8 0
5 miles per hour ;)
Just multiply by 2 to get 5 miles in 1 hour
Alborosie2 years ago
6 0

Answer:

Step-by-step explanation:

2 1/4 = 2.25 miles

1/2 hour = 30 minutes

30 minutes x 2 = 1 hour

2.25 x 2 = 4.5 miles

Sally runs 4.5 miles per hour.

Hope this helps!

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A boy saves 80p a day, How much does it take him to save $40
laiz [17]

Answer:

50 Days

Step-by-step explanation:

I'm not sure what the unit "p" is, but I believe it is pennies so. $40/0.80 gives you 50 which is the amount of days it would take for you to get to $40 if you receive 80 cents a day

8 0
2 years ago
(-0.3) ÷ (-0.2)+(-2.56)<br><br><br> In whole numbers with steps please
Valentin [98]

Answer:

-1 to the nearest whole number.

Step-by-step explanation:

(-0.3) ÷ (-0.2)+(-2.56)

Order of operations - the division is done first:

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= 1.5 - 2.56

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6 0
3 years ago
School a has 450 seniors, and 432 of them go to college. School B has 380 seniors, and 361 of them plan to go to college. In whi
Natasha_Volkova [10]

Answer:

School A.

Step-by-step explanation:

School A:  % who plan to go to college = (432/450) * 100

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5 0
3 years ago
What would the answer be
Mrac [35]

Answer:

(x,y)  (2,-1)

Step-by-step explanation:

3 0
3 years ago
Suppose a wild fire is doubling in size every 6 hours. If the initial size of the fire was 1 acre, how many acres will the fire
maria [59]

Step-by-step explanation:

2 days= 24 hours in 1 day, so multiply that by 2 to get 48 hours total.

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1

2

4

8

16

32

64

128

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8 0
3 years ago
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