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Damm [24]
3 years ago
12

A person on a moving sidewalk travels 21 feet in seven seconds. The moving sidewalk has a length of 180 feet. How long will it t

ake to move from one end of the sidewalk to the other?
Mathematics
2 answers:
rodikova [14]3 years ago
8 0
60 seconds is the right answer
Kruka [31]3 years ago
7 0
56 seconds because 21 goes into 180 8 times. 7 multiplied by 8 is 56, so 56 is your answer.
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Mitchell works at a concession stand selling hotdogs and cans of soda. A hotdog costs $3.00 and a can of soda costs $1.00. One n
Dimas [21]
If you are asking how many hot dogs and cans of soda are sold, this is how I solved it.

Given:
cost of hot dog $3 
cost of a can of soda $1
total items sold: 350
total sales: $624

let h stand for hot dog and s stand for soda.

h + s = 350

3h + 1s = 624

h = 350 - s
3(350-s) + s = 624
1,050 -3s + s = 624
-2s = 624 - 1050
-2s = -426
-2s/-2 = -426/-2
s = 213   cans of soda

h = 350 - s
h = 350 - 213
h = 137 hot dogs

3h + s = 624
3(137) + 213 = 624
411 + 213 = 624
624 = 624

Mitchell sold 137 hot dogs and 213 cans of soda.
8 0
3 years ago
List the multiples of the following numbers. <br> 5/4. 8/5.
borishaifa [10]

Answer:

I believe it's list of multiples of 7

Step-by-step explanation:

Multiples of 7 are: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, ... A common multiple is a whole number that is a shared multiple of each set of numbers.

Sorry if It doesn't help :(

3 0
3 years ago
Find the missing angle
liberstina [14]

In a trapezoid the angles add up to 360 so 360-(90+90+65)=115

7 0
2 years ago
Pyramid C and Pyramid D are similar. The volume of Pyramid C is 65 square centimeters with a height of 24 cm. Find the volume of
svetoff [14.1K]

Answer:

uhkhjjkhjkyu

Step-by-step explanation:

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3 0
3 years ago
Solve the following for the indicated variable:<br> P = a + b + c for b
podryga [215]

P = a + b + c

P - a - c = b

Answer: b = P - a - c

7 0
3 years ago
Read 2 more answers
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