〈6.3.b〉 Practice on Miscellaneous Counting

[Math Center] 1. A certain store sells two types of pens: one type for $2 per pen and the other type for$3 per pen. If a customer can spend up to \$25 to buy pens at the store and there is no sales tax, what is the greatest number of pens the customer can […]

〈6.2.b〉 সম্ভব্যতা বিষয়ক প্র্যাকটিস

[Math Center] 1. Consider an experiment with events A, B, and C for which P(A)=0.23,P (B)=0.40, P(C)=0.85, and Suppose that events A and B are mutually exclusive and events B and C are independent. What are the probabilities P(AorB) and P(BorC)?     2. In a box of 10 electrical parts, 2 are defective. (a) […]

〈6.1.b〉 বিন্যাস ও সমাবেশ বিষয়ক প্র্যাকটিস

[Math Center] 1. In how many different ways can the letters in the word STUDY be ordered?     2. Martha invited 4 friends to go with her to the movies. There are 120 different ways in which they can sit together in a row of 5  seats, one person per seat. In how many […]

〈6.2.a〉সম্ভব্যতা

[Math Center Home] [নোটঃ এই আর্টিকেলটি (6) Counting and Probability বিভাগের অধীনে 〈2〉Probability চ্যাপ্টারের অন্তর্গত, যা 〈6.2.a〉চিহ্ন দিয়ে প্রকাশ করা হয়েছে] 〈6.2.a〉সম্ভব্যতা Probability is a quantity that expresses the chance, or likelihood, of an event. In other words, it measures how often an event will occur in a long series of repeated trials. For events with countable outcomes, probability […]