Question

Andrea labels ten cards with the numbers 1 through 10. She places the cards with prime numbers (2, 3, 5, 7) in one box, and places the rest of the cards in another box.

If Andrea draws one random card from the box of prime numbers and then one random card from the other box, how many different pairs of numbers are possible outcomes?

Answer 1

Step-by-step explanation:

Total income of Shruti, Shreya and Sampada is Rs.8,07,000. The

percentage of their expenses are 75%, 80% and 90%. If the

ratio of their savings is 16:17:12, then find the annual saving of

each of them.