SASMO 2022 Grade 9 Question 1

Platform scoring: initial 0; Q1–15: 2 points each; Q16–25: 4 points each; wrong/blank: 0; maximum 70. Official reference: initial 15; Section A correct +2, wrong −1, blank 0; Section B correct +4, wrong/blank 0; maximum 85.

Find the value of $56\times7\times125\times51$.