The greatest number, which divides 711 and 1040 to leave 48 and 20 respectively as remainders, is:
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 51.
711 − 48 = 663
1040 − 20 = 1020
HCF of 663 and 1020 = 51