Math

Math 1

100

18 divided by 3

6

200

1600 divided by 8

200

300

8412 - 2402

6010

500

The eight teams of the Lancaster League will determine this season’s champion with a single-elimination tournament. That is, a team will be out of the tournament after one loss. How many tournament games will the championship team have to play?

7

Math 2

100

3 x 1

3

200

31+198

229

500

The lengths of three rods are 6 cm, 9 cm, and 11 cm. How can you use these rods to measure a length of 14 cm?

9_cm + 11_cm - 6_cm = 14_cm

Math 3

100

10 x 2

20

200

1152 divided by 6

192

500

Three darts are thrown at the target shown above. Assume that each of the darts lands within one of the rings or within the bull’s eye. How many different point totals are possible?

10

Math 4

100

52 + 10

62

200

7 x 2514

17598

500

How many different three-letter “code words” can you make using the letters P, Q, and R if repetition of a letter is not permitted?

6

Math 5

100

28 divided by 7

4

200

321 + 72

393

500

Suppose that you roll two number cubes, each of which has faces number from 1 through 6. What is the probability of rolling a sum of 8 (in the uppermost face)?

5/38