Answer the following. Also write how you solved them - Is `4/5` equal to `16/20` ?

Answer the following. Also write how you solved them - Is 5/9 equal to 4/5 ?

Answer the following. Also write how you solved them - Is 1/15 equal to 4/30 ?

Answer the following. Also write how you solved them - Is 9/16 equal to 5/9 ?

Solve the following . 5xx-4

Solve the following : 0.4div20

Write how can you save rain water.

Answer the following question How can you prove that the leaves other than green also carry out photosynthesis ?

Answer the following question : How do you prove that earthworm respond to stimulus?