Question: Pablo made 4 stacks of toy blocks. The first stack was 5 blocks tall. The second stack was 2 blocks taller than the first. The third stack was 5 blocks shorter than the second stack, and the last stack was 5 blocks taller than the third stack. How many toy blocks did Pablo use in all?
Answer: The number of blocks in the second stack is 5 + 2 = 7. The number of blocks in the third stack is 7 5 = 2. The number of blocks in the last stack is 2 + 5 = 7. Pablo used 5 + 7 + 2 + 7 = 21 toy blocks in all. The answer is 21.

Question: Aron spends 30 minutes/day three times a week vacuuming and 20 minutes/day 2 days a week dusting. How much time does he spend cleaning total each week?
Answer: First find the total time Aron spends vacuuming: 30 minutes / day * 3 days / week = 90 minutes / week. Then find the total time Aron spends dusting: 20 minutes / day * 2 days / week = 40 minutes / week. Then add those two times to find Aron's total cleaning time per week: 90 minutes / week + 40 minutes / week = 130 minutes / week. The answer is 130.

Question: A king gets a crown made that costs $20,000. He tips the person 10%. How much did the king pay after the tip?
Answer: The tip was 20000 * .1 = $2000. So the total cost was 2000 + 20000 = $22000. The answer is 22000.

Question: Los Angeles has 6 million people living in it. If half the population is women and 1/3 of the women work in retail, how many women work in retail in Los Angeles?
Answer:
There are 3 million women in Los Angeles because 6,000,000 / 2 = 3,000,000. 1,000,000 women work in retail because 3,000,000 x (1 / 3) = 1,000,000. The answer is 1000000.