How many multiples of 6 are greater than -25, but less than 25?
9
The smallest multiple of six larger than -25 is -24, which is -4*6. On th opposite side it is 24, which is 4*6. So we can do six times any integer between -4 and 4 inclusive, to get 9 numbers: -4, -3, -2, -1, 0, 1, 2, 3, and 4.