Exercise $7-20$ Quick ratio LO$7$

Use the following table:

$\backslash$table$[[,$Case X$,$Case Y$,$Case Z$,],[$Cash$,870,$$$1,190,$$$1,520,],[$Current investments,$0,0,640,],[$Receivables$,0,1,340,1,080,],[$Inventory$,2,700,1,280,5,260,],[$Prepaid expenses,$1,900,810,1,180,],[$Total current assets,$$5,470,$$$4,620,$$$9,680,],[$Current liabilities,$$2,900,,$$$1,450,$$$4,700$