Question 769803

1.

{{{x(30+10) = 30*4}}}
{{{x = 120/40 = 3 }}} days

answer: C) {{{3}}}

2.

if a revipe requires {{{13}}} ounces of sugar and {{{18}}} ounces of flour and if only {{{10}}} ouces of sugar are used, amounts are proportional; so,

{{{13:18=10:x}}}

{{{13x=10*18}}}

{{{13x=180}}}

{{{x=180/13}}}

{{{x=13.85}}} ......to the nearest ounce, should be {{{x=14}}}

answer: D) {{{14}}}