Sue's Apparel sells undershirts in packs of 7. The store's competitor, Brian's Basics, sells undershirts in packs of 11. If both stores sold the same number of undershirts yesterday, what is the smallest number of undershirts each could have sold?

Marie wishes to plant pumpkins and sunflowers, so this morning she bought packs of seeds at a local gardening shop. Pumpkin seeds were sold in packages of 11 seeds, while sunflower seeds were sold in packs of 12. If Marie bought the same number of each type of seed, what is the smallest number of pumpkin seeds she must have bought?

Owen's Bakery sells muffins in packages of 5 and cookies in packages of 16. Going through yesterday's receipts, a store manager notices that the bakery sold the same number of muffins and cookies yesterday afternoon. What is the smallest number of muffins that the bakery could have sold?

Ravi and Sonu bought a variety of fresh apples and oranges from the market. Spending the same amount of money as Ravi, Sonu purchased three times as many oranges and 12 less apples than Ravi. If the cost of one apple is Rs. 6 more than the cost of one orange, what is the minimum possible number of oranges bought by Ravi and Sonu together

A shop sells pens and files only in packs. A pack of 9 pens cost $36. A pack of 7 files cost $35. A student wants to buy an equal number of pens and files. What is the least amount that the student must pay?

Sharon's Sweets sells doughnuts in packages of 10. Across town, Lewis Pastries sells doughnuts in packages of 2. If Quinn wants to buy the same number of doughnuts from each bakery for a taste test, what is the smallest number of doughnuts she will have to buy from each?