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ZanzabumX [31]
2 years ago
14

Jana continues training for a triathlon that includes a 112-mile bike ride. Today, she rode her bike 12 miles in 60 minutes. The

n she ran for 15 miles in 2 hours. What is Jana’s running rate in miles per hour?
Mathematics
1 answer:
MAVERICK [17]2 years ago
7 0

Answer:

16 miles

Step-by-step explanation:

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4. A boat shop rents its boats for $20 per hour and charges a flat fee of
ruslelena [56]

Answer:

4 hours

Step-by-step explanation:

Let x = # of hours

22x + 10 = 98

       -10     -10

____________

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x = 4

8 0
2 years ago
Given |u| = 2.5, |v| = 3.2, and the angle between the vectors is 60°, find the value of u · v?
Alenkasestr [34]

Step-by-step explanation:

u.v=|u||v|cos60°

u.v=(2.5)(3.2)(1/2)

u.v=(8)(1/2)

u.v=4

4 0
3 years ago
Help me please urgent
asambeis [7]

Let \:  x  \: be  \: the \:  number \:  of \:  hours \\ Expession: - 4.5x =  - 27\Leftrightarrow x =  \frac{ - 27}{ - 4.5}  = 6 \: hours

7 0
2 years ago
Pls help me with these 2 math question will mark brainiest.
zalisa [80]
I’m not sure what the first one is, but number 4 is A) y=2x+4
6 0
2 years ago
Read 2 more answers
Apa-bear weighs 250 lb. Mama-bear weighs 50 pounds less than Papa-bear does. Their 2 cubs weigh 80 pounds each. What is the tota
o-na [289]

Given :

Apa-bear weighs 250 lb.

Mama-bear weighs 50 pounds less than Papa-bear does.

Their 2 cubs weigh 80 pounds each.

To Find :

The total weight of the Bear family .

Solution :

Weight of mama bear = 250-50\ lb=200\ lb .

Total weight is the sum of all all weight .

W=\text{Weight of papa-bear + weight of mama-bear + weight of 2 cubs}

W=250+200+2\times 80\\\\W=250+200+160\\\\W=610 \ lb

Therefore , total weight of the Bear family is 610 lb .

Hence , this is the required solution .

5 0
3 years ago
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