Bantu jawab kakak SMT! Dikumpull besok

<p>2. a. 9 : 11 = b : 66</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;b = (9 x 66)/11</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;= 54</p><p>&nbsp; &nbsp; &nbsp;b. b : 100 = 4 : 25</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; b = (100 x 4)/25</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 16</p><p>&nbsp;</p><p>1. a. p = 1,25 jam = 75 menit</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; q = 90 menit</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; p : q = 75 : 90</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 5 : 6</p><p>&nbsp; &nbsp; &nbsp;b. p = 2,5 km = 2500 m</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; q = 150 m</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; p : q = 2500 : 150</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 50 : 3</p>