of the families in city x in 1956, 25 percent owned a personal computer. the number of families in city x owning a computer in 1960 was 15 percent greater than it was in 1956, and the total number of families in city x was 5 percent greater in 1956 than it was in 1960. what percent of the families in city x owned a personal computer in 1960?  Pick:  A) 50 %  B) 51.22 %  C) 5.26 %  D) 7.20 %  E) 27.38 %
<gadget id="calculator">15 + 100</gadget>
<output>115</output>

<gadget id="calculator">115 * 25</gadget>
<output>2_875</output>

<gadget id="calculator">2_875 / 100</gadget>
<output>115/4 = around 28.75</output>

<gadget id="calculator">100 + 5</gadget>
<output>105</output>

<gadget id="calculator">(115/4) / 105</gadget>
<output>23/84 = around 0.27381</output>

<gadget id="calculator">100 * (23/84)</gadget>
<output>575/21 = around 27.380952</output>

<result>E</result>
of the families in city x in 1956, 25 percent owned a personal computer. the number of families in city x owning a computer in 1960 was 15 percent greater than it was in 1956, and the total number of families in city x was 5 percent greater in 1956 than it was in 1960. what percent of the families in city x owned a personal computer in 1960?
multiply(const_100, divide(divide(multiply(add(15, const_100), 25), const_100), add(const_100, 5)))
"say a 100 families existed in 1956 then the number of families owning a computer in 1956 - 25 number of families owning computer in 1960 = 25 * 115 / 100 = 28.75 number of families in 1960 = 105 the percentage = 28.75 / 105 * 100 = 27.38 % . option : e"