Five related problems: (-16) + 15

Five related problems: (-5) + (-3)

Five related problems: (+8) + (-5)

Find related problems: 10 + (-6)

Which of the following is essential for providing medical assistance and care to people in reproduction related problems?

Who studied the co-existence of five closely related species of warblers on the same tree?

Vinay want to solve a problem related to mirrors. What are the rules to be followed by him in order to solve the problem ?

Collect News Paper cuttings related to percentages of any five different situations.

If you get chance to meet a cardiologist / cardiovascular surgeon, what questions will you ask about the problems related to heart ?

Let A={1,2,3,4}, B={1,5,9,11,15,16} and f={(1,5),(2,9),(3,1),(4,5),(2,11)} Are the following true? (i) f is a relation from A to B (ii) f is a function from A to B. Justify your answer in each case.

In the previous problem, If 15.0 cm of water and spirit each are further poured into the respective arms of the tube, what is the difference in the levels of mercury in the two arms?