Questions by Douglas Purdy

Questions by Douglas Purdy

What did Dmitri Mendeleev do that set him apart?

asked Jul 12, 2023

1 answer

0 votes

37.8k views

4(2x+3)+4(3x+2) simplify and expand answer

asked Jul 3, 2023

1 answer

10 votes

148k views

How many grams of Ca(NO3)2 can be produced by reacting excess HNO3 with 8.90 g of Ca(OH)2?

asked Mar 25, 2023

1 answer

4 votes

175k views

Colby put $100 in a savings account. The graph below shows how the amount in the account would increase over the next ten years. y=mx a) Write the equation of the line. b) What does the y-intercept represent?

asked Feb 3, 2023

1 answer

4 votes

192k views

Acorn is tossed three times. An outcome is represented by a string of the sort HTT (meaning ahead on the first tos, followed by two tails). The outcomes areIsted in the table below. Note that each outcome

asked Jan 4, 2023

1 answer

3 votes

85.4k views

Which type of research would be used if a scientist wanted to know how sugar impacted the growth of cancer cells? basic applied practical theoretical

asked Dec 18, 2022

1 answer

12 votes

39.2k views

Answer plzz How do we apply Interval Training to our lower body for a workout?

asked Aug 27, 2022

1 answer

3 votes

14.8k views

1. (5 points) Suppose over the past 6 years, you have earn annual raises. 6 Three times your raise was 4%, twice you received only a 2% raise and one you received a 10% raise. If your current salary is

asked Apr 3, 2022

1 answer

3 votes

88.3k views

If a 50kg man climed a 5m ladder on the moon how much would the gpe be on earth

asked Feb 9, 2022

1 answer

0 votes

19.1k views

Susan had 120 more red beads than green beads. After giving away 1 quarter of the red beads, she had 64 more green beads than red beads. How many beads did she have altogether at first?

asked Jan 4, 2022

1 answer

21 votes

132k views

Is this High or Low comedy, also it’s a comic strip correct for type of humor??

asked Jan 1, 2022

2 answers

5 votes

231k views

Which of the following questions might someone who is going through a crisis ask himself? (8 points)

asked Oct 26, 2021

1 answer

0 votes

178k views

How do I find the surface area? A. Find the perimeter of all 6 sides and add it together. B. Find the area of all 6 sides and add it together. C. Find the length of each side and add it together.

asked Oct 13, 2021

1 answer

0 votes

65.0k views

Dan's mean average on 5 exams is 86 determine the sum of his score

asked Sep 5, 2021

1 answer

4 votes

170k views

Zahahra's softball team needs money for teams t-shirts. The coach makes some fundrasing siggestions, while team members brainstrom their own ideas. They vote on the one thy like. What is the main benefit

asked Apr 16, 2021

1 answer

5 votes

184k views

Determine whether each expression is a polynomial. If it is a polynomial, find the degree and determine whether it is a monomial, binomial, or trinomil. 3z−2 2x3+x−12 9b 9x−2

asked Mar 28, 2021

1 answer

3 votes

183k views

Naomi has earned $54 mowing lawns in the past two days she worked 2 1/2 hours yesterday And 4 1/4 hours today if Naomi is pay the same amount for every hour she works how much does she earn per hour to

asked Nov 7, 2020

1 answer

1 vote

138k views

Sheila went shopping and spent $120 on a coat. She then used 2/3 of the remaining money to buy a dress. She was left with 1/5 other original amount of money. How much did Sheila have at first?

asked Apr 21, 2020

1 answer

3 votes

154k views

Complete the square to solve the equation below. X^2 + 2x - 14 = 10 A. x = 5; x = -4 B. x = -1; x = 4 C. x = -1; x = 3 D. x = -6; x = 4

asked Feb 13, 2020

2 answers

4 votes

234k views

Walden Industries is considering investing in production-management software that costs $630,000, has $67,000 residual value, and leads to cost savings of $1,650,000 per year over its five-year life.

asked Jan 9, 2020

1 answer

0 votes

181k views

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