Question

Priya is given the following Prime Factorisations: 45=3 x 3 x 5 and 105 = 3 x 5 x 7

She uses this information as follows:
The HCF of 45 and 105 is 15 and the LCM of 45 and 105 is 105.
Priya is wrong. What mistake has she made?

Answer 1

105= 5×5×5

Explanation:

Priya is wrong because 105 factorism is 5×5×5

Answer 2

answers

105= 5×5×5

Explanation:

priya is wrong because 105 factorism is 5×5×5