How many pictures on 4GB memory card in 7.1 megapixel digital camera?

2 megapixel (1,600 x 1,200) {| ! Quality ! File size (kb) ! 64MB ! 128MB ! 256MB ! 512MB! 1GB | High 1,002 61 122 244 523 1,046 Medium 558 109 219 440 940 1,879 Low 278 217 435 868 1,886 3,772 |}