preassessment

Pre-Assessment Grade -7 © 2006 1 -2010 tutorco.com 2 marks for each Question Ratio and Proportion 1. The ratio 15:5 can be written in the simplest form as : a) 3:4 b) 3:1 c) 10:1 d) 20:10 2. Which is greater: 3:4 or 5:6? a) 3:4 b) 5:6 c) equal d) can't say Pre-Assessment Grade -7 © 2006 2 -2010 tutorco.com 3. Are 2,4,6 and 8 in proportion? a) yes b) no c) can't say d) incomplete information 4. If there are 70 chairs in 5 rows, how many chairs are in each row? a) 12 b) 13 c) 14 d) 15 Pre-Assessment Grade -7 © 2006 3 -2010 tutorco.com 5. There are 160 students in grade 6. If 74 out them are boys, find the ratio of girls to boys. a) 27:47 b) 45:74 c) 51:67 d) 43:37