Out of some shirts brought for sale, 10 were found to be defective.If the probability of a randomly chosen shirt being not defective is 4/5,then find the total number of shirts brought for sale.

Hasan buys two kinds of cloth materials for school uniforms, shirt material that costs him Rs 50 per metre and trouser material that costs him Rs 90 per metre. For every 2 meteres of the trousers material he buys 3 metres of the shirt materials. He sells the materials at 12% and 10% profit respectively. His total sale is Rs 36,660. How much trouser material did he buy?

A carton consist of 100 shirt of which 88 are good, 8 have minor defects and 4 have major defects. Jimmy, a trader will only accept the shirt which are good, but Sujatha another trader will only reject the shirt which have major defect. 1 shirt is drawn at random from the carton what is the probability that acceptable to Jimmy

A carton consist of 100 shirt of which 88 are good, 8 have minor defects and 4 have major defects. Jimmy, a trader will only accept the shirt which are good, but Sujatha another trader will only reject the shirt which have major defect. 1 shirt is drawn at random from the carton what is the probability that it is acceptable to Sujatha

Out of 65 students of class X, 40 are boys and 25 are girls.The class teacher wrote the serial numbers of all the students on separate cards and kept in a box in order to select a captain of the class. Then one of the cards is randomly taken out from the box. Find the probabilities of the class-captain being (i) a boy

Out of 65 students of class X, 40 are boys and 25 are girls.The class teacher wrote the serial numbers of all the students or separate cards and kept in a box in order to select a captain of the class. Then one of the cards is randomly taken out from the box. Find the probabilities of the class-captain being (ii) a girl.

Out of the 12 marbles kept in a pocket of Trilochan,4 are red, 6 are white and 2 are green. At the time of playing,he took out one marble randomly from his pocket. Find the probabilities of the marble (i) of being red

Out of the 12 marbles kept in a pocket of Trilochan,4 are red, 6 are white and 2 are green. At the time of playing,he took out one marble randomly from his pocket. Find the probabilities of the marble(ii)of being white

Out of the 12 marbles kept in a pocket of Trilochan,4 are red, 6 are white and 2 are green. At the time of playing,he took out one marble randomly from his pocket. Find the probabilities of the marble(iii)of not being green.