Find the LCM of 40,48and 45.
Solve for the prime factors to calculate the LCM.
By prime factorization method, we can write the numbers 40,48, and45as:
40=2x2x2x5
48=2x2x2x2x3
45=3x3x5
∴L.C.M.(40,45,48)=2x2x2x2x3x3x5
⇒L.C.M.(40,45,48)=720
Hence, the LCM of 40,48 and45 is 720.