HCF & LCM Practice Set 01
▣ 15 Questions◷ 10 MinEasy English / Hindi
HCF & LCM
SSC CHSL Tier 1 Quantitative Aptitude
Practise HCF and LCM of numbers and fractions, the HCF × LCM rule, and word problems on bells, tiles and grouping in the SSC CHSL Tier 1 pattern.
6Practice Sets
15Questions / Test
10 MinTime / Test
+2 / −0.5Marking
EN · HI · HinglishSolutions
Quant Topic: HCF & LCM
Available HCF & LCM Practice Tests
HCF & LCM Practice Set 02
▣ 15 Questions◷ 10 MinEasy English / Hindi
HCF & LCM Practice Set 03
▣ 15 Questions◷ 10 MinMedium English / Hindi
HCF & LCM Practice Set 04
▣ 15 Questions◷ 10 MinMedium English / Hindi
HCF & LCM Practice Set 05
▣ 15 Questions◷ 10 MinHard English / Hindi
HCF & LCM Practice Set 06
▣ 15 Questions◷ 10 MinHard English / Hindi
Smart Tip
Words like 'largest', 'greatest' and 'maximum size' usually point to HCF; 'smallest', 'least' and 'together again' usually point to LCM.
Concepts Covered
Prime factorisation method
HCF × LCM = product of two numbers
HCF and LCM of fractions
Smallest or largest number with given remainders
Bells, tiles and grouping problems
What You Get
6 sets: 2 easy, 2 medium, 2 hard
15 questions in each set, 10-minute timer
Questions in English and Hindi
Step-by-step solutions in English, Hindi and Hinglish
A reason for every wrong option
Frequently Asked Questions
There are 6 sets: 2 easy, 2 medium and 2 hard. Each set has 15 questions and a 10-minute timer.
Each correct answer gives 2 marks and each wrong answer deducts 0.5 mark, the same as SSC CHSL Tier 1.
Yes. Every question can be attempted in English or Hindi, and solutions are given in English, Hindi and Hinglish.
Only for two numbers: their product equals their HCF multiplied by their LCM. It does not hold for three or more numbers.