Maths:
Q) Sarah has a set of holiday photographs (fewer than hundred) which she is going to put into a photograph album.
If she puts 2 photgraphs on each page, she will have 1 photograh left over.
If she puts 3 photgraphs on each page, she will have 2 photograh left over.
If she puts 4 photgraphs on each page, she will have 3 photograh left over.
If she puts 5 photgraphs on each page, she will have 4 photograh left over.
How many photgraphs does she have altogether?
plz help ASAP !!
Thanks in adv.