What's the lowest common multiple of 8 and 4

What is the value with a place of tenths in 907.456 1) 0 2) 6 3) 4 4) 5

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

The sides of a parallelogram are 24cm and 16cm. the distance between the 24cm sides is 8 cm. find the distance between the 16cm sides