| 99842 | Rational Expressions · Review Exercise 83 | Medium | |
| 99844 | Rational Expressions · Review Exercise 85 | Medium | |
| 99846 | Rational Expressions · Review Exercise 87 | Medium | |
| 99848 | Rational Expressions · Review Exercise 89 | Medium | |
| 99850 | Rational Expressions · Review Exercise 91 | Medium | |
| 99852 | Rational Expressions · Review Exercise 93 | Medium | |
| 99854 | Rational Expressions · Review Exercise 95 | Medium | |
| 99856 | Rational Expressions · Review Exercise 97 | Medium | |
| 99858 | Rational Expressions · Review Exercise 99 | Medium | |
| 99860 | Rational Expressions · Review Exercise 101 | Medium | |
| 99862 | Rational Expressions · Review Exercise 103 | Medium | |
| 99864 | Rational Expressions · Review Exercise 105 | Medium | |
| 99866 | Rational Expressions · Review Exercise 107 | Medium | |
| 99868 | Rational Expressions · Review Exercise 109 | Medium | |
| 99870 | Rational Expressions · Review Exercise 111 | Medium | |
| 99872 | Rational Expressions · Review Exercise 113 | Medium | |
| 99874 | Rational Expressions · Review Exercise 115 | Medium | |
| 99878 | Rational Expressions · Review Exercise 119 | Medium | |
| 99880 | Rational Expressions · Review Exercise 121 | Medium | |
| 99882 | Rational Expressions · Review Exercise 123 | Medium | |
| 99884 | Rational Expressions · Review Exercise 125 | Medium | |
| 99886 | Rational Expressions · Review Exercise 127 | Medium | |
| 99888 | Rational Expressions · Review Exercise 129 | Medium | |
| 99890 | Rational Expressions · Exercise 131 | Medium | |
| 99892 | Rational Expressions · Exercise 133 | Medium | |
| 99894 | Rational Expressions · Exercise 135 | Medium | |
| 99896 | Rational Expressions · Exercise 137 | Medium | |
| 99898 | Rational Expressions · Exercise 139 | Medium | |
| 99900 | Rational Expressions · Exercise 141 | Medium | |
| 99902 | Rational Expressions · Exercise 143 | Medium | |
| 99904 | Rational Expressions · Exercise 145 | Medium | |
| 99906 | Rational Expressions · Exercise 147 | Medium | |
| 99908 | Rational Expressions · Exercise 149 | Medium | |
| 99910 | Rational Expressions · Exercise 151 | Medium | |
| 99912 | Rational Expressions · Exercise 153 | Medium | |
| 99914 | Rational Expressions · Exercise 155 | Medium | |
| 99916 | Rational Expressions · Exercise 157 | Medium | |
| 99918 | Rational Expressions · Exercise 159 | Medium | |
| 120189 | Simplify Rational Expressions · Exercise 69 | Medium | |
| 120347 | Add and Subtract Rational Expressions with a Common Denominator · Exercise 37 | Medium | |
| 120468 | Add and Subtract Rational Expressions with Unlike Denominators · Exercise 83 | Medium | |
| 120541 | Simplify Complex Rational Expressions · Exercise 45 | Medium | |
| 120639 | Solve Rational Equations · Exercise 59 | Medium | |
| 120713 | Solve Proportion and Similar Figure Applications · Exercise 55 | Medium | |
| 120715 | Solve Proportion and Similar Figure Applications · Exercise 57 | Medium | |
| 120717 | Solve Proportion and Similar Figure Applications · Exercise 59 | Medium | |
| 120719 | Solve Proportion and Similar Figure Applications · Exercise 61 | Medium | |
| 120768 | Solve Uniform Motion and Work Applications · Exercise 31 | Medium | |
| 120823 | Use Direct and Inverse Variation · Exercise 33 | Medium | |
| 120825 | Use Direct and Inverse Variation · Exercise 35 | Medium | |