Which of the following is the lowest positive integer that is divisible by 4, 5, 6, 7, 8, 9, and 10?
Choose the correct choice from the following
A) 1680
B) 1950
C) 2230
D) 2520
E) 2870
The number needs to be divisible by 2^2, 5, 2*3, 7, 2^3, 3^2, and 2*5.   The lowest positive integer is 7 * 2^3 * 3^2 * 5 = 2520   The answer is 2520.
<result>D</result>
Which of the following is the lowest positive integer that is divisible by 4, 5, 6, 7, 8, 9, and 10?