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question:John buys 3 dress shirts. They sell for 20 each. He also has to pay 10% tax on everything. How much did he pay in total?
answer:John bought 3 dress shirts for 20 each, so the total cost of the dress shirts is 3 * 20 = <<3*20=60>>60. He also has to pay 10% tax on the total cost, so the tax amount is 10% * 60 = 6. Therefore, John paid a total of 60 + 6 = <<60+6=66>>66. 66 The answer is: 66
question:f Mandy is 3 years old and her brother is 4 times her age, and her sister is 5 years younger than her brother, what is the age difference between Mandy and her sister?
answer:If Mandy is 3 years old, her brother is 4 * 3 = 12 years old. And her sister is 12 - 5 = 7 years old. The age difference between Mandy and her sister is 7 - 3 = 4 years. 4 The answer is: 4
question:There are 16 people at a dinner party. There are 40 dinner rolls available for them. Half the people eat 1 1/2 rolls each. The other half eat 1/2 a roll each. How many dinner rolls are leftover?
answer:Half of the 16 people is 16/2 = 8 people If half the people eat 1 1/2 rolls each, then they eat a total of 8 * 1 1/2 = 12 dinner rolls The other half of the people is also 8 people If the other half eat 1/2 a roll each, then they eat a total of 8 * 1/2 = 4 dinner rolls In total, the people at the dinner party eat 12 + 4 = 16 dinner rolls Since there are 40 dinner rolls available and 16 were eaten, there are 40 - 16 = 24 dinner rolls leftover 24 The answer is: 24
question:Edward the plumber is replacing a pipe in a bathroom wall. He needs to use 40 feet of copper pipe to complete the job. For every 5 feet of pipe, Edward must use one tightening bolt, and for every bolt, he uses two washers. He buys a bag of 20 washers for the job. After he completes the bathroom job, how many washers will be remaining in the bag?
answer:For every 5 feet of pipe, Edward needs one bolt, so for 40 feet of pipe, he needs 40/5 = 8 bolts. For every bolt, Edward needs two washers, so for 8 bolts, he needs 8*2 = 16 washers. Edward bought a bag of 20 washers, so after using 16 washers, he will have 20-16 = 4 washers remaining. 4 The answer is: 4