The hcf of two number is 4 and their lcm is 400. how many pair of the values can the number assume
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Step-by-step explanation:
let he no. be 4x and 4y
their hcf is 4
their lcm is 400
lcm = 400
4×x×y= 400
xy=100
if x=1. y=100 (hcf is 1)
no. is 4 and 400
x=25 y=4 (hcf is 1)
the no. is 100 and 16
only two pair can be formed (4,400) and (100,16)
.......666......
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