Question: Four subjects —physics, Chemistry, Mathematics and Biology —were taught in four consecutive periods of one hour each starting from 8.00 a.m. At what time was the chemistry period scheduled? 1. Mathematics period ended at 10.00 a.m, which was preceded by Biology. 2. Physics was scheduled in the last period. 3. Mathematics period was immediately followed by Chemistry.

Question 1: Four subjects ---physics, Chemistry, Mathematics and Biology ---were taught in four consecutive periods of one hour each starting from 8.00 a.m. At what time was the chemistry period scheduled? 1. Mathematics period ended at 10.00 a.m, which was preceded by Biology. 2. Physics was scheduled in the last period. 3. Mathematics period was immediately followed by Chemistry.

View topic: বিন্যাস, সমবেশ ও সম্ভাব্যতা (Permutation, Combination and Probability)

Only 1

Only 2

Only 2 and 3

Only 1 and either 2 or 3

Source: Pubali Bank Ltd - Senior Officer - 21.01.2016

Answer: Only 1 and either 2 or 3

Explanation:

Write Reply...

You should read | Questions

A coin is tossed four times ... What is the probability of getting heard on all tosses?

Find the probability of selecting a prime number from a set numbers 1 to 15 (both inclusive)

The probability is 1/2 that a coin will turn up heads on any toss. If the coin is to be tossed three times, what is the probability that on at least one of the tosses the coin will turn up tails?

A man can hit a target once in 4 shots. If he fires 4 shots in succession , what is the probability that he will hit his target?

There are 15 boys and 10 girls in a class. If three students are selected at random , what is the probability that 1 girl and 2 boys are selected?

The probability that a student will graduate with honors and get a good job is 0.09 whereas the probability that a student will graduate with honors is 0.1. What is the probability that a student will get a good job if she graduates with honors?

লুপ্ত সংখ্যাটি কত? ৮১, ২৭,--,৩, ১।

A die is rolled and a coin is tossed What is the probability that a 3 will be rolled and a tail tossed?

A fair coin is to be tossed 100 times with each toss resulting in a head or a tail. If H is the total number of heads and T is the total number of tails, which of the following events has the greats possibility?

There are 8 job applicants sitting, in waiting room, 4 women and 4 men. If two of the applicants are selected at random, what is the probability that both will be women?

View all Questions

You should read | Topic

অসমতা (Inequality)

সাধু ও চলিত রীতি

Errors and Corrections

বয়স (Ages)

যুদ্ধ, চুক্তি ও সম্মেলন

মুক্তিযুদ্ধ ও ভাষা আন্দোলন

সংখ্যা পদ্ধতি

প্রবন্ধ ও বিভিন্ন রচনাবলী

ছোট গল্প

Appropriate Preposition

Articles

0

Comments

0

Rating

0

Login