The runs scored by Sagar and Nikhil in four cricket matches are shown in the joint bar graph below.
(1) In which match were their scores the same?
(2) Who scored more in the third match?
(3) In the first match, how many more runs did Nikhil score than Sagar?
(4) In which matches, did Sagar have equal scores?
(5) In which matches, did Nikhil have equal scores?