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Bumek [7]
3 years ago
12

A man weighs 180 lb. He jogs a mile in 8 minutes. How many calories has he used up?

Mathematics
1 answer:
s2008m [1.1K]3 years ago
8 0
Calories used = Activity level*Weight*Duration

Activity level at 8 min/mile = 0.22 calories per minute
Weight = 180/2.2 = 81.81 kg
Duration = 8 minutes

Substituting;
Calories used = 0.22*81.81*8 = 144 calories
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Which graph best represents the solution to the following system -3x + y< 1
Nadusha1986 [10]

Answer:

Step-by-step explanation:

2^45

3 0
3 years ago
When Derek planted a tomato plant, he expected to be picking his first ripe tomato in 45 days. His estimate was 25% less than th
jolli1 [7]

Answer:

60 days.

Step-by-step explanation:

Let the actual time be x, then:

x - 0.25x = 45

0.75x = 45

x = 45/0.75

= 60 days.

3 0
2 years ago
Corinne bought 5 bags of chips and 4 jars of dipping sauce for $21.82. At the same prices, Ginger bought 4 bags of chips and 3 j
mr_godi [17]

Answer:

The price of one jar of dipping sauce is $2.98

Step-by-step explanation:

Let

x ----> the price of one bag of chip

y ----> the price of one jar of dipping sauce

we know that

<em>Corinne</em>

5x+4y=21.82 ----> equation A

<em>Ginger</em>

4x+3y=16.86 ----> equation B

Solve the system of equations by graphing

Remember that the solution is the intersection point both graphs

using a graphing tool

The solution is the point (1.98,2.98)

see the attached figure

therefore

The price of one bag of chip is $1.98

The price of one jar of dipping sauce is $2.98

7 0
3 years ago
A shoe store is having a sale on sneakers. You want to buy a pair of sneakers
creativ13 [48]

Answer:

Hi there!

Your answer is:

$78

Step-by-step explanation:

To set up this equation:

75+ (.04× 75)

Change 4% into decimal format

75+ ( 3)

78

Hope this helps!

7 0
3 years ago
In the decimal number .675, the 7 holds what place value? 
siniylev [52]
The seven is in the hundredths place.
6 0
3 years ago
Read 2 more answers
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