HCF and LCM

Factors

250

The Secret Recipe

128

From One to Oneself

210

Multiplication

206

Prime Numbers

499

Prime Factree

262

Calculations

428

Decode

250

Factor or Not?

253

Diagram Dilemma

234

Multiple of 12

29

Teacher Trouble

112

Prime Factor

111

Vishnu's Puzzle

196

Count

93