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| rev | Admin | (Created page with "An annual perpetuity immediate is divided among four charities W,X,Y,Z. W is to receive the first n annual payments, X the next n, Y the third n, and Z the rest. Denote W’s share by w, X’s share by x, Y’s share by y, Z’s share by z. If w − 2x = z − y, evaluate w/z. <ul class="mw-excansopts"><li>1/2</li><li>1</li><li>2</li><li>4</li><li>8</li></ul> '''References''' {{cite web |url=https://web2.uwindsor.ca/math/hlynka/392oldtests.html |last=Hlynka |first=Myr...") | Nov 26'23 at 22:45 | +605 |