Question: 12. Consider the following problem. There are only four 3-digit odd numbers which can be created using all of the digits 2, 5, and 7.

12. Consider the following problem. There are only four 3-digit odd numbers which can be created using all of the digits 2, 5, and 7. What is the sum of these four numbers? 13. A square is inscribed inside a circle of radius 1 cm. Calculate the shaded area. Area O = TTr 2 Pythagorean Th Acca 1= W2 14. A cyclist rides from Hilltop to Nelsontown, a distance of 120 km. The return trip takes one hour longer because the speed is reduced by 10 km/h. How much time did the return trip take? 15. You have a total of $5.35 in your pocket made up of quarters and dimes. Quarters weigh 6 grams and dimes weigh 2 grams. If the coins in your pocket weigh a total of 124 grams, then how many quarters do you have

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