M L Aggarwal Solutions for Exercise 3: Chapter Test

In a single throw of a die, find the probability of getting an odd prime number.

In a single throw of a die, find the probability of getting a number which is multiple of $3$ or $4$. 

A lot consists of $48$ mobile phones of which $42$ are good, $3$ have only minor defects and $3$ have major defects. Varnika will buy a phone if it is good but the trader will only buy a mobile if it has no major defect. One phone is selected at random from the lot. What is the probability that it is acceptable to Varnika?

A lot consists of $48$ mobile phones of which $42$ are good, $3$ have only minor defects and $3$ have major defects. Varnika will buy a phone if it is good but the trader will only buy a mobile if it has no major defect. One phone is selected at random from the lot. What is the probability that it is acceptable to the trader?

A card is drawn from a well-shuffled pack of $52$ cards. Find the probability that the card drawn is neither a red card nor a queen.

From a pack of $52$ playing cards, black jacks, black kings, and black aces are removed and then the remaining pack is well-shuffled. A card is drawn at random from the remaining pack. Find the probability of getting a queen or a spade. 

Two dice are thrown together. Find the probability that the product of the numbers on the top of the dice is $12$.

Two dice are thrown together. Find the probability that the product of the numbers on the top of the dice is $7$.