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maxonik [38]
2 years ago
6

A girl wants to count the steps of a moving escalator which is going up. If she is going up on it, she counts 60 steps. If she i

s walking down, taking the same time per step, then she counts 90 steps. How many steps would she have to take in either direction, if the escalator were standing still?
Mathematics
1 answer:
Luba_88 [7]2 years ago
3 0
75. As she is going up, 15 stairs have been passed by the escalator moving. When she goes down same thing
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the 6:00 a.m. temperatures for four consecutive days in the town of Lincoln were -12.1 C, -7.8 C, -14.3 C and -7.2 C what was th
Marrrta [24]

Answer:

-10.4

Step-by-step explanation:

You add all of the temperatures together and then divide the total by 4 (because there are four temperatures) and you get 10.35. You round that up to 10.4

3 0
3 years ago
Sort the following numbers from least to greatest.<br> 18.5635, 18 13/16, 18.3125
Vikki [24]

Answer:

18.3125

18.5635

18 13/16

Step-by-step explanation:

7 0
2 years ago
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What is the equation in standard form of the line shown on the graph? The equation of the line in standard form is ​
Sloan [31]

Answer:

y=3/4x+-3

Step-by-step explanation:

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4 0
3 years ago
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Given that y = 18 + 3x²<br> i) express x in terms of y
fgiga [73]

Answer:

\sqrt{-6 + \frac{y}{3}} = x

Step-by-step explanation:

y = 18 + 3x²

- 18 - 18

__________

\frac{-18 + y}{3} = \frac{3x^2}{3} \\ \\ -6 + \frac{y}{3} = x^2 \\ \\ \sqrt{-6 + \frac{y}{3}} = x

I am joyous to assist you anytime.

6 0
3 years ago
Solve -24 + (1-4)^2​
ElenaW [278]

Answer:

-15

Step-by-step explanation:

-24 + (1-4)^2​    (solve parentheses first)

= -24 + (-3)^2 (solve exponent)

= -24 + 9

= -15

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3 years ago
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