7th/8th AI Math Bowl

Which of these is not a Pythagorean triple?

• 3,4,5

• 5,12,13

• 7,20,21

• 9,40,41

Tags

CCSS.8.G.B.8

If a$b = a+2b, what is 2$3?

• 4

• 6

• 5

• 8

Tags

CCSS.HSF.IF.A.2

There are 7 people, 4 adults and 3 children. They all want to go to the zoo. 1 adult ticket is $5 and 1 child ticket is $3. If one adult and one child get sick and can't go. How much money would the group need to go to the zoo?

• 29

• 21

• 13

• 18

Tags

CCSS.3.OA.D.8

x+y=6, what is 2x+2y equal to?

• 12

• 10

• 8

• Not Enough Information

Find the value of x.

• 15
• 16
• 18
• 17

Tags

CCSS.8.G.B.7

Determine if the following set of numbers are Pythagorean Triples.
18, 73, 75

• Yes
• No

Tags

CCSS.8.G.B.8

A sign at the fish market says, "50% off, today only: half-pound packages for just $3 per package." What is the regular price for a full pound of fish, in dollars?

• 6

• 9

• 10

• 12

• 15

Tags

CCSS.6.RP.A.3C

Eight friends ate at a restaurant and agreed to share the bill equally. Because Judi forgot her money, each of her seven friends paid an extra $2.50 to cover her portion of the total bill. What was the total bill?

• $120

• $128

• $140

• $144

• $160

Tags

CCSS.HSA.CED.A.1

If 3^p + 3⁴ = 90, 2^r + 44 = 76, 5³ + 6^s = 1421, what is the product of p, r, and s?

• 27

• 40

• 50

• 70

• 90

Tags

CCSS.7.EE.B.4A

Susan had 50 dollars to spend at the carnival. She spent 12 dollars on food and twice as much on rides. How many dollars did she have left to spend?

• $14

• $12

• $18

• $16

Tags

CCSS.3.OA.D.8