One week a student exercised 2 hours at school and another of an hour at 2/3 home. If of the student's total exercise came from playing soccer, how 1/4 much time did the student spend playing soccer that week?

What is [tex] {7}^{98 + \sqrt{4} } - 3 \times (64 \div 2 + 4 - 36) \times a = a + 36[/tex]?

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

For each proportion find the unknown number x 1/5/8=×/15