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Rasek [7]
3 years ago
12

Mary runs in the Chicago marathon and it takes her 5 hours to complete it. Write a

Mathematics
1 answer:
klasskru [66]3 years ago
8 0
If you want to keep it technical, the normal “/unit rate” for running is minutes per mile. You can use dimensional analysis like I did below to find the answer. You should get 11.45 min/mile or about 11 min 25 sec per mile

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1/4 of 36 <br><br> 1/5 of 15 <br><br> 1/6 of 42<br><br> 1/2 of 70
Marta_Voda [28]
3
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35
Just multiply everything by the fraction or you can turn the fraction into a decimal and multiply it by the whole number. 
5 0
3 years ago
Please help and show step by step
kenny6666 [7]
1. Find 70% of 100. 100 x 0.70 = 70.
2. Find 60% of 70. 70 x 0.60 = 42.
3. The answer is 42. Hope that helps!
6 0
3 years ago
Read 2 more answers
If 3^2x+1 = 3^x+5 what is the value of X
cupoosta [38]

Answer:

4

Step-by-step explanation:

Since the base is the same, 3, you can just get rid of it using the principles of log. What you're left with is:

2x + 1 = x + 5

Now just solve for x:

2x - x = 5 - 1

x = 4

7 0
2 years ago
A garrison of 60 men had provisions for 90 days. If 15 men left the garrison. how long would the provisions last?​
WARRIOR [948]
The answers is 36 days
5 0
2 years ago
Read 2 more answers
FIFO does not assume which of the following? sell old inventory first.or sell the new inventory first
pentagon [3]

First In First Out.

FIFO intends to sell the first one that comes through the door first, and that item will be the oldest one in the inventory, so the old one gets sold first.

so it doesn't assume to sell the new one first.

3 0
3 years ago
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