Question

Reena and Pauline have some bookmarks.If Reena gives Pauline 28 bookmarks,they will have the same number of bookmarks. If Pauline gives Reena 35 bookmarks,she will have 1/3 of what Reena has.How many bookmarks does Reena have?

Answer 1

let reena be R and pauline be P
P+28=R.............(i)
P-35=1/3R.........(ii)

subtracting eq ii by i
we get,
P+28=R
P-35=1/3R
(-) (+) (-)
-------------
0 + 63=2/3R
=> 63=2/3R
......solve it further i hope it helps