Questions by Kalle Richter

Questions by Kalle Richter

originally, What is the estimated age of the artifact? (The half-life of 7. An archeologist finds an artifact that contains 44% of the carbon-14 that it would have had carbon-14 is 5,730 years.)

asked Dec 26, 2023

1 answer

39 votes

43.1k views

The length of a rectangle is 2ft longer than it’s width. If the perimeter of the rectangle is 32 ft, find it’s area

asked Dec 14, 2023

2 answers

45 votes

442k views

Calculus problem: \int\limits_ } \, (9x+2)/(x^2+x-6) dx - Do not copy and paste --> Results in immediate reports (Point-seekers) - Do not spam - Do not add any unnecessary information - Add an explanation

asked Nov 19, 2023

2 answers

31 votes

431k views

Bert is thinking of a number. The product of the number and 7 is 280

asked Sep 4, 2023

1 answer

29 votes

150k views

6. For what value of p, the binary number 110P/2 represents 25?

asked Jul 22, 2023

2 answers

7 votes

18.7k views

Indícate the number of protons, neutrons, and electrons in each of the isotopes / silicon

asked Jan 20, 2023

1 answer

27 votes

150k views

I need help on solving.

asked Sep 21, 2022

2 answers

20 votes

44.4k views

848 runners entered a race. 274 more entered before the race started. How many runners are in the race?

asked Mar 25, 2022

2 answers

14 votes

534k views

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