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Alice and Bob have lined up with the other students in their class. There are 12 students in front of Alice and 6 students behind her. Bob is at the middle of the line. How many students are between Alice and Bob?
2 students
There are 28 students in a class. 10 students play tennis. 13 students play soccer. Of those students, 2 students play both tennis and soccer. How many students play neither tennis nor soccer?
7 students
Kate wants to make a plan for the weekend. She wants to decide on one book to read and one sporting activity to do. She has 3 choices for books and 2 choices for sports. How many different ways can she plan for the weekend
6 different ways
If we multiply two 7's we get 49, which ends with 9. If we multiply three 7's we get 343 which ends with 3, and so on. If we multiply twenty 7's with each other, what digit does the result end with?
1
54 minus -24 =
+68
Tom, Abby and Jeff live in the same apartment building. Tom lives on the 5th floor. Abby lives on the 12th floor. If Abby’s home is half-way between Tom’s and Jeff’s home, at what floor does Jeff live?
19th Floor
How many whole numbers between 1 and 100 have 3 or 5 as their ones digit?
20 numbers
How many different triangles can you create by tracing the lines in this figure?
6 total triangles
A new basketball league was formed in which each of teams will play three games against each of the other teams. There are 7 teams - teams A, B, C, D, E, F and G. How many games will be played in all?
63 games
4353 x 303 =
1,318,959
There is a grasshopper who is on the second step of a stair and wants to go to step 92. With each jump she goes 3 steps up. How many jumps does she need?
30 jumps
Today is Wednesday. What day of the week is it going to be after 64 days?
Thursday
Marcus has 2 pennies, 2 nickels, and 2 dimes. He picks two coins and writes down the sum of their values. He puts them back and picks 2 coins again, writes down the sum of their values, and so on. How many different sums can Marcus write down?
6 possibles values
If you write all odd numbers from 1 to 499 inclusive. How many times will digit 5 be written?
50 times
4538 divided 4 =
1134 remainder 2
A rectangular tile is 3 inches by 4 inches. There is a square that is 36 inches by 36 inches. How many rectangular tiles do we need to cover the square?
108 squares
How many two digit numbers are there, such that if we reverse the order of the digits, they get larger? (For example, if we reverse the order of the digits in 12, we get 21, which is larger)?
36
A clock strikes once at 1 o'clock, twice at 2 o'clock, and so on. How many times does it strike from 1 am to 12 pm?
78 times
Sam, Mamie, Ralph and Gail are all skilled at the video game Alien Invaders. Gail consistently scores higher than Ralph. Sam is better than all of them and Mamie is better than Ralph. Who is the better player, Gail or Mamie?
You can't compare Gail and Mamie, they are all better than Ralph.
Using only addition, how can you add 8s to get the number 1,000?
888 + 88 + 8 + 8 + 8 = 1,000