Questions by Sergei Sirik

Questions by Sergei Sirik

Grandpa Ernie is shrinking! Over the past 4 years, his height decreased by a total of 2.4 cm. It decreased by the same amount each year. What was the change in Grandpa Ernie's height each year?

asked Sep 3, 2020

2 answers

3 votes

112k views

Calculate the gravitational potential energy of the interacting pair of the Earth and a 4 kg block sitting on the surface of the Earth. You would need to supply the absolute value of this result to move

asked Apr 27, 2020

1 answer

5 votes

220k views

Sandy had test scores of 20 25 17 22 and 21 (out of 25 total). what is her average (mean) score?

asked Oct 8, 2019

1 answer

3 votes

102k views

Lea wants to maintain strong bones as she ages. Which bone-strengthening activity should she incorporate into her current plan? running swimming aerobics yoga

asked Jul 16, 2019

1 answer

0 votes

211k views

The only way to print a photo is on a special glossy paper using professional printing services in a store True OR False

asked Apr 11, 2019

2 answers

4 votes

13.0k views

Which nation claimed Oregon County in the early 1800s?

asked Jun 9, 2018

2 answers

5 votes

123k views

Which of the challenges that the U.S. faced in this period were the most serious?

asked Jun 9, 2018

1 answer

4 votes

123k views

Suppose you want to make half a batch of cookies and the recipe calls for 3/4 cup of pecans.how many pecans should you use

asked Feb 20, 2018

1 answer

1 vote

95.7k views

What is the answer for 4x+7=5

asked Feb 16, 2018

2 answers

3 votes

72.4k views

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