Question

Find the hcf ×lcm for the number 100 and 190

Answer 1

We know that

a×b= lcm×hcf

100×190=19000

Answer 2

HCF = highest common factor

LCM = least common multiple

100 = 10×10

190 = 10×19

Hence,

HCF = 10

LCM = 10×10×19

= 1900

HCF× LCM =10 × 1900

= 19000