Math
Chance
Riddles
100

25+x=100

x=75

100

25679433x1453=

37,312,216,149

100

You know 2 + 2 comes to the same as 2 x 2. Now find a set of three different whole numbers whose sum is equal to their total when multiplied.

1, 2 and 3. 

1+2+3=6, 1x2x3=6

200

6 ÷ 2(1+2) = ?

=9

200

Simplify: (x+4)*(2x+5)

2x2+13x+20

200

A bat and a ball cost $1.10 together, if the bat costs $1.00 more than the ball how much does the ball cost.

the ball costs 5 cents

300

Catalyia's favorite aunt is flying to her house next month. She's coming from San Francisco to Toledo. It's a 5 hour flight and she lives 3060 miles away from Catalyia. How many miles does the plane go each hour?

612 Miles

300

If an object travels at five feet per second, how many feet does it travel in one hour?

18,000

300

One brother says of his younger brother: “Two years ago, I was three times as old as my brother was. In three years time, I will be twice as old as my brother.” How old are they each now?

The older brother must be 17, and the younger brother 7. Two years ago, they were 15 and 5 respectively, and in three years, they will be 20 and 10.

400

In a class of 78 students 41 are taking French, 22 are taking German. Of the students taking French or German, 9 are taking both courses. How many students are not enrolled in either course?

24

400

21 _ 3 _ 18 _ 6 = 6 (determine the symbols needed to solve)

21 – 3 + 18 ÷ 6 = 6

400

 My twin lives at the reverse of my house number. The difference between our house numbers ends in two. What are the lowest possible numbers of our house numbers?

The lowest possible numbers for the houses are 91 and 19. The difference is 72.

500

Kaeyla's family drove 1,246 miles in 2 days. They drove 879 miles the first day. How far did they drive the second day?

367 Miles

500

1+1=

2

500

What is the smallest number that increases by 12 when it is flipped and turned upside-down?

The answer is 86. When it is turned upside-down and flipped, it becomes 98, which is 12 more than 86.

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