Here is the list of university Masters in Mathematics & Statistics in abroad without GRE:
Admission Requirements - 1st or upper 2nd UG degree (honours) - GPA –3.4 - Non-UK candidates contact the UK NARIC
Admission Requirements - 1st or upper 2nd UG degree (honours) - GPA of at least 3.5 - Non-UK candidates contact the UK NARIC
Admission Requirements - GPA of 3/4 to 3.25/4 or more - Non-UK candidates contact the UK NARIC
Admission Requirements - Bachelor's degree in computer science. - Average grade of B+ over
Admission Requirements - 2:1 degree or equivalent in a relevant discipline - UK Candidates 70% marks in final year examination - GPA 3.5 or above - Bachelor's (honours) with an overall grade in excess of 65% +