CAT WhatsApp Group

Question 3

The remainder when $$7^{84}$$ is divided by $$342$$ is :

Solution

$$7^3$$ = 343

$$7^{84}$$ = $$(7^3)^{28}$$ = $$343^{28}$$

$$343^{28}$$ mod 342 = $$1^{28}$$ mod 342 = 1

Get 3 Free CAT Mock Tests with Expert Video Solutions Get 3 Free CAT Mock Tests

View More Questions From Number Systems

Create a FREE account and get:

All Quant CAT complete Formulas and shortcuts PDF
38+ CAT previous year papers with video solutions PDF
5000+ Topic-wise Previous year CAT Solved Questions for Free

maruti sir image

CAT Quant Questions | CAT Quantitative Ability

CAT Geometry Questions CAT Profit and Loss Questions CAT Coordinate Geometry Questions CAT Probability, Combinatorics Questions CAT Inequalities Questions

CAT DILR Questions | LRDI Questions For CAT

CAT 2D & 3D LR Questions CAT Arrangement Questions CAT Charts Questions CAT DI with connected data sets Questions CAT Scheduling Questions

CAT Verbal Ability Questions | VARC Questions For CAT

CAT Odd One Out Questions CAT Para Jumbles Questions CAT Reading Comprehension Questions CAT Verbal Ability Questions CAT Para Summary Questions