LET the number be N \(\frac{1}{5} × \;\frac{1}{4} × N = 35\;\)⇒ N = 35 × 5 × 4⇒ N = 700Seven - eighth of N = (7/8) × 700⇒ N = 4900/8 = 612.5∴ SEVEN - eighth of Number is 612.5