7400100049

Question: 
Round the numbers $x_1$ and $x_2$ to the nearest thousand and then determine the absolute value of their difference. Choose pairs of numbers $x_1$ and $x_2$ that have the absolute value of their difference greater than $999$.
Project ID: 
7400100049
Answer 1: 
$$x_1 = 1\,499\,909,\ x_2=1\,499\,099$$
Answer 1 Correct: 
1
Answer 2: 
$$x_1=500.909,\ x_2=499.909$$
Answer 2 Correct: 
1
Answer 3: 
$$x_1=49\,990.5,\ x_2=49\,599.4$$
Answer 3 Correct: 
0
Answer 4: 
$$x_1=1\,001.101,\ x_2=1\,499.999$$
Answer 4 Correct: 
0
Answer 5: 
$$x_1=42\,909,\ x_2=43\,559$$
Answer 5 Correct: 
1
Answer 6: 
$$x_1=754.15,\ x_2=345.85$$
Answer 6 Correct: 
1
Answer 7 Correct: 
0
Answer 8 Correct: 
0