A shopkeeper fixed the price of stationery items 30% more than its cost price .when she sold the items 25% discount there was a loss of Rs 15. find the cost price and market price of the items.​

Question part points submissions used suppose that 100 lottery tickets are given out in sequence to the first 100 guests to arrive at a party. of these 100 tickets, only 12 are winning tickets. the generalized pigeonhole principle guarantees that there must be a streak of at least l losing tickets in a row. find l.

Which of the following are accepted without proof in a logical system? check all that apply.

Can someone check if i did this correct. it’s number 4 if you’re wondering.