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If a teacher has to plan lessons for a week and can only teach 4 hours a day, how many hours in total can they teach in a week?
A teacher needs to divide 120 students into 4 groups of equal size. How many students will be in each group?
In a class of 30 students, if 12 students are absent, what fraction of the class is present?
If a teacher grades papers in batches of 15 and has 90 papers to grade, how many batches will the teacher complete?
A teacher wants to arrange 4 different books on a shelf. How many different ways can the books be arranged?
If a teacher has 5 different lesson plans and wants to select 3 for a particular week, how many combinations of lesson plans can be selected?
A teacher has a choice of 6 different activities for a lesson. If the teacher wants to select 2 activities, how many different pairs of activities can be chosen?
If a teacher needs to distribute 8 identical books to 4 students, how many ways can this be done?
During a test, a teacher observed that 7 out of 10 students answered a particular question correctly. What percentage of students answered the question correctly?
A teacher has a jar with 12 red, 8 blue, and 10 green marbles. If a marble is picked at random, what is the probability that it is blue?