[Question]The school store had a sale on pencils. Ten students bought pencils. The first two students bought 2 pencils each. The next six students bought three pencils each and the last two students only bought one pencil each. How many pencils were sold?
[Answer]The first students bought 2 * 2 = 4 pencils. The next 6 students bought 6 * 3 = 18 pencils. The last two students bought 1 + 1 = 2 pencils. In total the store sold 4 + 18 + 2 = 24 pencils. The answer is 24.

[Question]Carlton wears an assortment of sweater vests and button-up shirts. He has twice as many sweater vests as button-up shirts and considers each unique combination of vest and shirt to be an outfit. He owns three button-up shirts. How many outfits does Carlton have?
[Answer]Carlton has 2 * 3 = 6 sweater vests. He can wear each sweater vest with different 3 button - up shirts, so Carlton has 3 * 6 = 18 outfits. The answer is 18.

[Question]Donald went to a computer store. He saw a 15% reduction in the price of the laptop he wants to buy. If the laptop originally costs $800, how much will he pay for the laptop?
[Answer]There was $800 x 15 / 100 = $120. Thus, Donald will pay $800 - $120 = $680. The answer is 680.

[Question]Lara bought 52 stems of flowers at the flower shop. She gave 15 flowers to her mom and gave 6 more flowers than she gave to her mom to her grandma. She put the rest in a vase. How many stems of flowers did Lara put in the vase?
[Answer]
Lara gave 15 + 6 = 21 stems of flowers to her grandma. She gave away 21 + 15 = 36 stems of flowers. Therefore, Lara put 52 - 36 = 16 stems of flowers in the vase. The answer is 16.