Question: Ken buys gummy vitamins. They are usually $15.00 per bottle at his grocery store, but they are currently 20% off. On top of that, he has 3 $2.00 coupons. How much will 3 bottles cost?
Answer: The vitamins are $15.00 a bottle and are currently 20% off so that’s 15 * .20 = $3.00 off. The vitamins are $15.00 and they are $3.00 off so they are now 15.00 - 3 = $12.00. He has 3 $2.00 coupons so that’s 3 * 2 = $6.00 in coupons. He buys 3 bottles at $12.00 each so that’s 3 * 12 = $36.00. He has $6.00 in coupons so his vitamins will now costs 36 - 6 = $30.00. The answer is 30.
[Question]Kate's hair is half as long as Emily's hair. Emily’s hair is 6 inches longer than Logan's hair. If Logan hair is 20 inches, how many inches is Kate’s hair?
[Answer]Emily’s hair is 20 - 6 = 14 inches long. Kate's hair 14 / 2 = 7 inches long. The answer is 7.
Q: 36 liters of diesel fuel is worth €18. The tank of this pickup truck can hold 64 liters. How much does a full tank of diesel fuel cost?
A: A liter of diesel costs 18 / 36 = 0.5 €. 64 liters of diesel fuel cost 0.5 X 64 = 32 €. The answer is 32.
Question: Marc bought 50 episodes of the show "Friends" online. Each day Marc watches 1/10 of the episodes he bought. How many days will Marc need to finish 50 episodes of the show he bought?
Answer: Marc watches 50 * 1 / 10 = 5 episodes a day. So, he will need 50 / 5 = 10 days to finish all episodes he bought. The answer is 10.
[Question]Otto’s local kitchen supply store charges $5.00 for the first knife that you need sharpened. They charge $4.00 for the next 3 knives and $3.00 for any knife after that. If Otto has 9 knives that need to be sharpened, how much will it cost to sharpen his knives?
[Answer]Knives 2, 3 & 4 will cost $4.00 each to sharpen so that’s 3 * 4 = $12.00. Knives 5 - 9 will cost $3.00 each to sharpen so that’s 5 * 3 = $15.00. The first knife will cost $5.00, the next 3 cost $12.00 and the rest cost $15.00 for a total of 5 + 12 + 15 = $32.00. The answer is 32.
[Question]Sally earned $1000 at work last month. This month, she received a 10% raise. How much money will she make in total for the two months?
[Answer]
This month she will earn $1000 * (110 / 100) = $1100. In total, she will make $1000 + $1100 = $2100. The answer is 2100.