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( Industrial Mathematics ) LP 2 Patio & Proportion 1 . In the Following diagram , what is the ratio OF gray squares to white squares ? a . 9:14 b . 9: 7 e . none of the choices d . 14: 9 2 . In the Following diagram , what is the ratio of gray balls to block!? balls a . 6:4 C . 3 : 2 e.none OF the choices b. mywas: 6 = d. 2:3 3 . A class OF 32 students has 8 girls . What is the ratio OF girls to boys . 9 . 8:32 C. 3:1 e . none OF the choices b . 1 : 4 d . 8: 41 4 . Jim can run a mile in 5 minutes and 30 seconds . John can run a mile in 6 minutes and 20 seconds . What is the ratio of jim's time to John's time ? bio 9.5. 3 62/2 30 20 (: 31: 38 0e none of the choices 10 . 33: 38 d . 35: 38 s . The distance between two towns on a map is 5 mm . If the real distance between the two towns is 30 km, what is the scale OF the map ? 9 . 1: 400,000 C . 1 : 6,000 e. none of the choicesof b . 1: 40, 000 d . 1: 600