Question

if superman and spiderman are moving in opposite direction with speed of 100 km/h and 150km/h. what is the velocity of superman with respect to spiderman.​

Answer 1

Explanation:

multiple inverse of 1 is -1

Answer 2

Answer:

In a mixture of sand and water, the heavier sand particles settle down at the bottom and the water can be separated by decantation. .