Math!!

Grade 7

500

Order the following from smallest to largest: .5, 3/4, 70%, .83

.5, 70%, 3/4, .83

1000

Solve: -5 - (-3)

-2

1500

At a sandwich shop, you can choose from 5 meats, 2 dressings, and 3 types of bread. How many total combinations are there?

30

2000

What is 4/5 expressed as a percent?

80%

2500

Brennen can read 10 books in 6 days. How many books can he read in 14 days?

23 books

Grade 7/8

500

Order the following from largest to smallest: 5/6, .67, 8/9

.67, 5/6, 8/9

1000

Brennen polled people on their favorite foods. These are the results: Pizza: 10 Cake: 4 Pasta: 3 Chicken wings: 12 What percent of the students preferred pizza?

15.3%

1500

A car factory makes 33 parts in 2 hours. How many parts can it make in 5 hours?

82 parts

2000

What is 125% expressed as a decimal?

1.25

2500

Berkley bought a hat. The hat's regular price is $20 and it is 15% off. How much will he pay for the hat?

$15

Grade 7/8

500

Find the median of the data: 10, 12, 13, 15, 10, 12

12

1000

There is a jar with 10 blue marbles, 2 green, and 7 red. What is the probability that Kamden will select a green marble?

2/19

1500

What two numbers would satisfy the following equation: y=2x

teacher decides

2000

What type of relationship is shown in the 2 scatterplots? http://hotmath.com/hotmath_help/topics/correlation-and-causal-relation.html

positive, negative

2500

What value of x makes 3x - 5= -17 true?

x=4

Grade 8/9

500

Write this number in scientific notation: 2,345,000,000

2.345 x 10 to the 9th

1000

Matt had a goal of saving $50. He saved $30. What percent of his goal did he save?

60%

1500

A rectangular prism has a length of 2in, width of 4in, and height of 12in. What is the SURFACE AREA?

112in

2000

Solve: -2x + 9 = 3

x =3

2500

A flag pole in 10 feet high. A string is tied to the top of the flag pole and drilled into the ground 5 feet from the base of the flag pole. The ground and the pole form a right angle. What is the length of the string?

11.18ft

Grade 9

500

What is the simplified for of the expression:

5x + 4 - 2x +3

3x + 7 

1000

What is the simplified form of:

 5 (x + 2) - x - 3

4x + 7

1500

What is the following written in scientific form:

(2.5 x 10⁵) (6 x 10^-5)

1.5 x 10

2000

What is the simplified form of:

y (y + 4) - 6 (y - 5) 

y² - 6y + 30

2500

Name this person:

Mr. Daviau (in his grade 11 yearbook)