Group 2 and 3- Equations and Expressions (Thursday)

There are 4 teachers in each of the 2 grade levels at Adam’s martial arts studio. Each teacher received the same number of coupons to sell. The 4,600 coupons cost $4 each. Adam wrote the expression below to determine how much money each teacher will turn in if all coupons are sold.

$4 x 4,600 4 2

How much money will each teacher give to Adam if each class sells all their coupons?

• A. $18,400

• B. $4,600

• C. $2,300

• D. $4,562

Alex, Mike and Eric went swimming last week. They each kept track of the total laps they swam in the pool.

· Alex swam for 12 laps

· Mike swam 5 more laps than Alex

· Eric swam 3 times as much as Mike

Which equation respresents l, the laps Eric swam?

• A. (12 – 5) x 3

• B. (12 + 5) x 3

• C. (12 – 5) – 3

• D. (12 + 5) – 3

There are 2 teachers in each of the 8 grade levels at Polk Academy. Each teacher received the same number of carnival tickets to sell. The 2,200 tickets cost $4 each. The expression below represents how much money each teacher will turn in from the carnival ticket sales.

$4 x 2,200 ÷ 8 ÷ 2

How much money will each teacher turn in?

• 1,100

• 152

• 7,200

• 550

Frank paid $41 total for 5 books and 1 magazine. The magazine costs $6 and each book cost the same amount. Which equation represents this situation where b is the price of a book. 

• b= (5x41) - 6
• 41= 5 + b + 6
• 41= (5 x b) + 6
• b= (5x6) + 41

Tags

CCSS.HSA.CED.A.3

Ryder will be going on vacation to Europe this summer for five weeks. He will spend 17 days of his vacation on a cruise and the rest of his vacation in France. Which equation represents d, the number of days he will spend in France on his vacation?

• d = (5 X 7) + 17

• d= (5 X 7) - 17

• d= 17 - 5

• d= 17 - (7 / 5)

Tags

CCSS.HSA.CED.A.3

Simplify the following expression:

7 [28 + 5(4 x 3)]

• A. 616

• B. 623

• C. 315

• D. 304

Simplify the expression below.

[4.4 + (16 – 2) x 5] ÷ 6

• A 18.4

• B 12.4

• C 13.4

• D 30.4

Solve using Order of Operations:

10 (7 x 12) + (5 - 4)

• A. 455

• B. 850

• C. 345

• D. 981