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Lucy went to the grocery store. She bought 12 packs of cookies and 16 packs of noodles. How many packs of groceries did she buy in all?
28 packs
There are 67 bird families living near the mountain. If 32 bird families flew away for winter, how many bird families were left near the mountain?
35 bird families
John is building a tree house to serve as his hideout.
The first thing he did is to gather some materials. For the pillars, he needs two sets of wood with different lengths. If the first set of wood is 4 feet long and the second set is 5 times longer than the first set, how long is the second set of wood?
The second set of wood is 20 feet long.
Lexie has a lot of art materials. She needs to organize all these materials into containers.
She counted her crayons and found out that she has 80 crayons which she will place in crayon boxes. Every crayon box can contain 8 crayons. How many crayon boxes does she need?
She needs 10 crayon boxes.
During a normal day, there are 280 planes taking off from the airport, but the airport is a lot busier during Christmas. During the Christmas holidays, about 336 planes take off every day from the airport.
During the Christmas holidays, the airport opens 12 hours during each day, how many planes take off from this airport in each hour?
28 planes take off from this airport each hour during the Christmas holidays.
I read 21 pages of my English book yesterday in just 45 minutes. Today, I read 117 pages. What is the total number of pages that I read?
138 pages
At the river, 25 out of 55 salmon families went to warmer waters to avoid being frozen. They had to swim 125 miles to get there! How many salmon families were left in the river?
30 salmon families were left in the river.
Another material that he needs is rope. If he has 5 pieces of rope, each 6 feet long, and he ties them all together, how long will his rope be?
The rope will be 30 feet long.
3 piles of clean white papers were stacked in the corner of her room. She decided to place these papers in paper envelopes which can hold 10 papers each. How many paper envelopes does she need if she has 120 clean white papers?
She needs 12 clean white papers.
In average, each plane takes 240 passengers and 12 tons of cargo. How many passengers depart from the airport every hour during the Christmas holidays?
6,720 passengers depart from the airport every hour.
Roden went to a pet shop. He bought 15 gold fish, 7 blue fish and 3 packages of fish food. How many fish did he buy?
22 fish
The wolves, though accustomed to cold weather, also wanted to move away from the incoming winter. If there are 43 packs of wolves living in the forest and 31 packs went away, how many wolf packs were left in the forest?
There were 12 wolf packs left in the forest.
For each of the 4 walls of the house, John will need 9 large planks of wood. If each plank of wood needs 8 pieces of nails to be secured, how many nails does John need for each wall of the house?
John needs 72 pieces of nails for each house wall.
Besides the piles of white paper was a stack of 700 sheets of used paper. She wants to place it in boxes for recycling. If every box can contain 100 sheets, how many boxes does she need?
She needs 7 boxes.
Compared with a normal day, how many more passengers depart from the airport in a day during the Christmas holidays?
13,440 more passengers depart from the airport in a day during the Christmas holidays.
You went to the store to buy two shirts. If one shirt costs $55.30 and the second shirt costs $36.45, how much did you spend in total?
$91.75
Some deer families are also moving out to avoid the shortage of grass that will result from the snow. If there are 79 deer families in the area and 45 of them stayed, how many deer families moved out?
34 deer families moved out for winter.
The roof is 8 feet above the floor. To support it, John needs 2 sets of metal bars. If each set has 7 metal bars, how many metal bars are there in all?
There are a total of 14 metal bars.
Lexie’s spent 2 hours gathering all of her watercolor paintings. She thought of placing an equal number of paintings in four of the rooms in the house. If Lexie has 32 watercolor paintings, how many paintings will be placed in each of the four rooms?
There will be 8 paintings to be placed in each of the four rooms.
During a normal day, there are 782 passengers in average that are late for their plane each day. However, during the Christmas holidays, there are 1,835 passengers that are late for their planes each day which caused delays of 14 planes. How many more passengers are late for their planes in each day during the Christmas holidays?
1,053 more passengers are late for their planes in each day during the Christmas holidays.
In a school, there are 542 girls and 387 boys. How many pupils are there in that school?
929 pupils in the school
Even the chipmunks tried to get away to find other warmer places to stay. They would have to walk for 14 days to get somewhere warmer. If 21 chipmunks were left from the original 86, how many chipmunks went away?
65 went away to find warmer places.
For the final touches, John wanted to paint the house using 3 colors. If he has 5 gallons of paint for each color, write an equation for the total number of gallons of paint he has?
He has 15 gallons of paint.
Lexie’s younger brother helped pick up all the paper clips in Lexie’s room. He was able to collect 81 paper clips. If he wants to distribute the paper clips in 9 boxes, write an equation showing how many paper clips each box will contain
Each box will contain 9 paper clips.
The airport administration did a study and found that an additional 5 minutes of delay in the overall operation of the airport is caused for every 32 passengers that are late for their flights. What is the delay in the overall operation if there are 832 passengers late for their flights?
There will be a delay of 130 minutes in the overall operation of the airport.