Q: The girl scouts earned $30 total from selling delicious cookies. They want to go to the pool. It will cost them $2.50 per person to go and 10 people are going. What is the amount left?
A: The girls paid $2.50 / person * 10 people = $25. The girls have $30 - $25 = $5 left. The answer is 5.
Question: James made $4000 in January. The next month he made twice as much. In March, however, James made $2000 less than in February. How much has James made so far this year?
Answer: In February James made 4000 * 2 = 8000. In March James made 8000 - 2000 = 6000. In total for the year James has made 4000 + 8000 + 6000 = $18000. The answer is 18000.
[Question]John buys 3 t-shirts that cost $20 each. He also buys $50 in pants. How much does he spend?
[Answer]He spends 20 * 3 = $60 on t - shirts. So he spends 60 + 50 = $110 in total. The answer is 110.
Q: Lisa walks 10 meters each minute. Every day, she walks for an hour. How many meters will Lisa walk in two days?
A: Since there are 60 minutes in 1 hour, then Lisa walks for 1 x 60 = 60 minutes every day. For 60 minutes, Lisa walks 60 x 10 = 600 meters. Thus, she walks for 600 x 2 = 1200 meters in two days. The answer is 1200.
Question: Ann is 6 years old. Her brother Tom is now two times older. What will be the sum of their ages 10 years later?
Answer: Tom is currently two times older than Ann, which means he is 6 * 2 = 12 years old. In ten years Ann is going to be 6 + 10 = 16 years old. And Tom is going to be 12 + 10 = 22 years old. So the sum of their ages will be 16 + 22 = 38. The answer is 38.
Q: Reina has three times the number of counters and four times the number of marbles as Kevin. If Kevin has 40 counters and 50 marbles, calculate the number of counters and marbles that Reina has?
A:
If Kevin has 40 counters, and Reina has three, the number of counters Kevin has, Reina has 3 * 40 = 120 counters. Reina also has four times the number of marbles that Kevin has, meaning he has 4 * 50 = 200 marbles. In total, Reina has 120 counters + 200 marbles = 320 items. The answer is 320.