Решение:
- 4 * 259 * 25 = (4 * 25) * 259 = 100 * 259 = 25900
- 125 * 473 * 8 = (125 * 8) * 473 = 1000 * 473 = 473000
- 50 * 63 * 40 = (50 * 40) * 63 = 2000 * 63 = 126000
- 2000 * 37 * 50 = (2000 * 50) * 37 = 100000 * 37 = 3700000
Ответ: a) 25900; б) 473000; в) 126000; г) 3700000