Protect Your Aadhar Card

What is the number of ways of choosing 4 cards from a pack of 52 playing cards? In how many of these Four cards are of the same suit? For cards are face cards? Cards are of the same colour? Four cards belong to four different suits? Two aqre red cards and two are black cards?

From a pack of cards,2 cards are chosen at random.The probability of the event of one card is 10 which is not hearts and another a hearts card is

A card is drawn at random from a well shuffled pack of cards . The probability of that card being a card other than picture cards is ...........

Suppose you are outside your home and an earthquake strikes. What precaution would you take to protect yourself?

Suppose you are outside your home and an earthquake strikes. What precaution would you take to protect yourself?