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10 Nov 2019
1) If the ratio of boys to girls in student's class is 5 to 7 what fraction of the class is boys? what fraction is girls?
2) Confirm that the quantities are proportional in the following rates: 75miles in 5 hours and 97.5 miles in 6.5 hours.
3) When reading a nutrition label on a package of cheese ravioli, you see that there are 240 calories in 2 pieces. Write this comparison as rate. Use scaling to find the number of calories per piece and the number of calories in a plate of 5 pieces.
1) If the ratio of boys to girls in student's class is 5 to 7 what fraction of the class is boys? what fraction is girls?
2) Confirm that the quantities are proportional in the following rates: 75miles in 5 hours and 97.5 miles in 6.5 hours.
3) When reading a nutrition label on a package of cheese ravioli, you see that there are 240 calories in 2 pieces. Write this comparison as rate. Use scaling to find the number of calories per piece and the number of calories in a plate of 5 pieces.
Jean KeelingLv2
9 Sep 2019