Question 1019063
Let {{{ a }}} = number of small books packed
Let {{{ b }}} = number of large books packed
Let {{{ c }}} = number of boxes used
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(1) {{{ a + b  <= 350 }}}
(2) {{{ c <= 35 }}}
(3) {{{ a/15 + b/8 <= c }}}
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This is my best guess