Questions by Erf

Questions by Erf

Select the correct answer from each drop-down menu. The scatter plot shows the amount of water in a tank as measured every few minutes. The initial amount of water in tank was 0, 20, 100, or 120 gallons.

asked Nov 1, 2023

1 answer

1 vote

128k views

Evaluate each expression if x=14, y=5, and z=6. (25-x) + 47/20 O-49 O 71 O 251 O 18.5

asked Oct 25, 2023

2 answers

4 votes

124k views

Suppose that two cards are randomly selected from a standard 52-card deck. (a) What is the probability that the first card is a spade and the second card is a spade if the sampling is done without replacement?

asked Aug 7, 2023

1 answer

15 votes

167k views

How long does your brain retain an image once you see it? A. 5 seconds B. 10 seconds C. A fifth of a seconds D. A tenth of a second

asked Jun 10, 2023

1 answer

3 votes

147k views

45x7 what is 45x7 cause I dont know anymore

asked Dec 4, 2022

1 answer

4 votes

220k views

Read the excerpt from part 2 of "Flowers for Algernon." Because of its importance to both you and Dr. Nemur (and need I say to myself, too?) I have checked and rechecked my results a dozen times in the

asked Oct 23, 2022

2 answers

12 votes

76.0k views

Need help solving this equation right now please

asked Sep 10, 2022

1 answer

0 votes

80.9k views

I need help asap for the math

asked Jun 15, 2022

1 answer

4 votes

95.2k views

The area of a triangle with a base of 12 inches and a height of 3.4 inches is

asked Mar 12, 2022

1 answer

21 votes

10.2k views

What is the standard deviation for 9, 8, 1, 11, 1, 12, 9, 12, 4, 12

asked Mar 10, 2022

1 answer

5 votes

67.1k views

The mass of an object is 42.8 kg. Calculate the weight on the Earth.

asked Mar 9, 2022

2 answers

5 votes

111k views

Find the volume of the composite solid. 4 ft 3 ft 6 ft

asked Feb 26, 2022

2 answers

1 vote

172k views

kelsey charges 4.50 per hour for babysitting. If she works for 8 hours on Saturday and 6 hours on Sunday, how much does she earn

asked Dec 25, 2021

1 answer

5 votes

218k views

Psyman Inc. is considering an expansion. The necessary equipment would be purchased for $10 million, and it would also require an additional $2 million investment in working capital. The tax rate is 40

asked Sep 21, 2021

1 answer

4 votes

101k views

Find the area of this figure. sq. meters

asked Sep 17, 2021

1 answer

3 votes

17.5k views

I need help quick plz

asked Feb 21, 2021

2 answers

0 votes

215k views

Lemme get some help plz

asked Feb 6, 2021

1 answer

3 votes

52.3k views

Why do storytellers and historians sometimes alter the facts

asked Jan 19, 2021

2 answers

1 vote

23.6k views

Factor the following expression: x2-4x-21

asked Jan 5, 2021

1 answer

1 vote

205k views

Gcf of 150, 275 and 420

asked Oct 25, 2020

1 answer

2 votes

205k views

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