Home
SELF STUDY
BrowsePracticeTestsPlaylistDoubts & solutionsFree live classesOther courses

Fundamental Theory of Arithmetic

Quick practice

Question 1 of 5

IfA=\{z \in \mathbb{N} | 1 \leq z \leq 200   and  \operatorname{gcd}(z, 200)=1\} , then what is the cardinality of A?

A

1

B

300

C

80

D

100

Get unlimited practice with CSIR-UGC NET subscription

pick

Boost your performance with adaptive practice tests

pick

Practice every concept in the syllabus

pick

Compare your speed and accuracy with your peers

pick

Download the app and practice on the go