COSC 1P02 Midterm Math Exercise
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- Completing the following math exercises will quicken your solutions to turtle graphics questions on your first test if they appear. Do without a calculator as you won't have one during your test. Check with a friend to see if you get the same answer.
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- 1) Convert the following decimal to the smallest fraction representation, e.g. 3.25 = 13/4.
- Which relationships develop?
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.25 .33 .50 .66 .75 1.25 1.33 1.50 1.66 1.75 2.25 2.33 -
- 2) Convert the following fractions of PI to degrees, e.g. 13/4pi = 225 degrees.
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1/4π 7/4π 2/3π 11/4π 7/3π 5/3π 10/3π 5/2π 15/4π 3/2π 11/3π 7/2π -
- 3) Find the final value of "number" when the for loops have completed all cycles.
- int i;
- int j;
- int number;
- number = 0;
- for (i=0; i<=10; i++) {
- for (j=5; j<=13; j++) {
- number = number + 1;
- }
- }
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- 4) Find the final value of "number" when the for loops have completed all cycles.
- int i;
- int j;
- int number;
- number = 123;
- for (i=4; i<8; i++) {
- for(j=10; j>7; j--) {
- number = number - 1;
- }
- }