Questions by Martin Hurford

Questions by Martin Hurford

A research study showed that a sample of 25 dosages from a medicine dispensing machine averaged 24.1 mg of a certain drug. The sample standard deviation was 1.8 mg. a) Form a 99% confidence interval of

asked Oct 9, 2022

1 answer

6 votes

196k views

The company's design team has created a box with a width 2 inches shorter than its length and a height 9 inches taller than twice its length. The volume of each box must be 45 cubic inches. What are the

asked Oct 5, 2022

1 answer

4 votes

121k views

Jason and Beth each have a bank account. Jason starts with $1.65 in his account and puts in $0.20 each week. Beth starts with $2.95 in her account and also puts in $0.20 each week. Complete the table to

asked Apr 11, 2022

1 answer

3 votes

168k views

A cross section of three parallel wires each carrying a current of 20 A. The current in wire B is out of the paper, while that in wires A and C are into the paper. If the distance R = 15.0 mm, what is

asked Dec 27, 2021

1 answer

5 votes

33.7k views

What is the molarity of a solution that has a volume of 5.90 L and contains 0.21 moles of calcium chloride?

asked Oct 25, 2021

1 answer

1 vote

155k views

Please help answer this asap! Examine this system of equations. Which numbers can be multiplied by each equation so that when the two equations are added together, the y term is eliminated? 1/4x - 1/6y

asked Aug 10, 2021

1 answer

2 votes

207k views

What is the value of the expression below when z=2? 7z^2-3z-10

asked Jul 5, 2021

1 answer

3 votes

226k views

Which bacterial modification allowing the bacteria to survive harsh times, like dessication?

asked Apr 13, 2021

1 answer

1 vote

121k views

PLS HURRY What type of energy is in a avalanche?

asked Mar 27, 2021

1 answer

5 votes

137k views

Who are the Hyksos and why is the New Kingdom time period considered Egypt's strongest/best time period

asked Mar 18, 2021

1 answer

3 votes

112k views

Relative Dating summary pls help!!!

asked Jan 7, 2021

1 answer

4 votes

26.7k views

Risk always has to do with finances. O True O False

asked Jan 6, 2021

1 answer

2 votes

180k views

What is the slope ? Please answer !!

asked Dec 4, 2020

2 answers

0 votes

16.9k views

What is the measure of the radius of the cone in the diagram below

asked Mar 13, 2020

2 answers

4 votes

75.1k views

The length of the major axis of the ellipse below is 10. What is the sum of the lengths of the red and blue line segments? Focus Focus O A. 10 0 0 0 0 SUBMIT

asked Mar 6, 2020

2 answers

3 votes

157k views

What is the angle of this triangle

asked Nov 26, 2019

2 answers

4 votes

11.5k views

In which quadrant does the point that is graphed lie? a.l b.ll c.lll d.lV

asked Sep 10, 2019

1 answer

3 votes

146k views

Why does gatsby lose daisy during the confirmation at the plaza?

asked Oct 19, 2018

1 answer

4 votes

167k views

What is 2 1/5 + 4 1/10? please help A. 6 3/10 B. 6 3/5 C. 6 1/10 D. 6 1/5

asked Jun 28, 2018

2 answers

1 vote

34.4k views

How did geographic differences between regions lead to economic differences between them

asked Apr 7, 2018

1 answer

4 votes

183k views

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