Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Quantitative Aptitude Interest Compound Interest
In continuous compounding, the time it takes to double the sum grossly follow 'Rule of 69'. If it is changed to discrete compounding. the relevant rule of thumb is ______.
1
Rule of 69.3
2
Rule of 72
3
Rule of 84
4
Rule of 64