Math Olympiad Quiz

This comb is about 12 buttons long. How many toothpicks long is the comb?

• 4

• 6

• 5

• 7

Tags

CCSS.5.MD.A.1

Lilia scored 15 points fewer than Bob, who scored 35 points.

Carol scored half as many points as Lilia. How many points did Carol score?

• 10

• 20

• 25

• 15

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Jed has 8 coins. His sister, Hailey, has twice as many coins as Jed.

How many coins do they have altogether?

• 16

• 24

• 8

• 10

Tags

CCSS.3.NBT.A.2

How many times does the digit "2" appears from 1 to 50 ?

• 12

• 13

• 14

• 15

A restaurant offers 3 courses: starter costs $4, main course costs $9 and dessert costs $5.

The "combo", which is starter + main course + dessert costs $15.

How much does a person save if he / she orders the combo instead of 3 separate courses ?

• 2$

• 3$

• 4$

• 5$

Tags

CCSS.5.NBT.B.7

Cheryl collects photos of the famous singer. The number of newly collected photos in each year is equal to the sum of the number of photos collected in the previous 2 years. She collected 20 photos in 2015 and 35 photos in 2016.

How many photos did she collect in 2014?

• 15

• 55

• 25

• 0

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

Study the picture carefully. What number should be placed in the shaded box?

Tags

CCSS.3.OA.A.1

CCSS.3.OA.A.3

CCSS.3.OA.A.4

CCSS.3.OA.B.5

CCSS.3.OA.C.7

Which number is covered by the star?

Tags

CCSS.1.OA.A.1

CCSS.1.OA.C.6

CCSS.1.OA.D.7

CCSS.1.OA.D.8

How many triangles are there in the picture ?

Tags

CCSS.4.G.A.1

What is the missing number in the sequence?

1, 2, 4, __, 11, 16

• 5

• 6

• 7

• 8

Tags

CCSS.3.OA.D.9