Questions by Alf Nielsen

Questions by Alf Nielsen

B is the midpoint of line AC as shown below. There are some statements given below. Rearrange the statements in the correct order to prove x=7.

asked Sep 21, 2023

1 answer

37 votes

314k views

One student did an experiment on the rock cycle. The steps of the experiment are shown below. • Half fill a glass bottle with pieces of granite. • Pour dilute acid into the bottle to submerge all the granite

asked Sep 7, 2023

1 answer

17 votes

478k views

What do you need to do to calculate work done on an object

asked Aug 19, 2023

1 answer

32 votes

166k views

Maria solved the equation 34=x+19. Although her final answer was correct, she could have found it in a simpler way. Which sentence best explains why?

asked Jun 26, 2023

1 answer

8 votes

121k views

Wallace has a board that is 4 feet long. He is cutting off pieces that are Start Fraction 3 over 4 End Fraction of a foot long. How many whole pieces can he make?

asked Jul 1, 2022

1 answer

32 votes

58.4k views

Solve the simultaneous equations 5 x − y = 8 7 x + 4 y = 22

asked Jan 22, 2022

2 answers

6 votes

418k views

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