TEKS 5.4 (B) - Introduction to Variables

Mrs. Brooks made 72 ounces of fruit punch. Over the weekend, she drank 48 ounces of fruit punch. Then Mrs. Brooks decided to split the remainder of the fruit punch into 2 bottles. The equation shown can be used to determine p, the amount of fruit punch Mrs. Brooks will put into each bottle.

p = (72 - 48) ÷ 2

What amount of fruit punch is represented by p?

• 24 ounces

• 12 ounces

• 8 ounces

• 16 ounces

Tags

CCSS.3.MD.A.2

Rolando had $80 to spend at Six Flags. A ticket to enter the park costs $65, but Rolando had a coupon for $20 off the price of a ticket. He used the rest of his money to play games, which cost $5 each. Rolando used the equation shown to find g, the number of games he played at Six Flags.

g = [80 - (65 - 20)] ÷ 5

How many games did Rolando play at Six Flags?

• 25

• 10

• 9

• 7

Tags

CCSS.7.EE.B.4A

Three friends went swimming last week.

Alexis swam 120 yards.

Monte swam 30 yards less than Alexis.

Dani swam twice as far as Monte.

Which equation represents x, the distance in yards that Dani swam?

• (120 + 30) x 2 = x

• (120 - 30) ÷ 2 = x

• (120 - 30) x 2 = x

• (120 + 30) ÷ 2 = x

Tags

CCSS.HSA.CED.A.3

Mr. Strickland spent $275 on bills last month.

His electricity bill was $145 and his water bill was $65. The rest of the money was spent on his internet bill.

Which equation can be used to find m, the amount of money in dollars Mr. Strickland spent on his internet bill?

• 275 = m + 145 + 65

• 275 = 145 - 65 - m

• 275 = m + 145 - 65

• 275 = 65 + 145 - m

Tags

CCSS.HSA.CED.A.3

Valerie wants to do 60 hours of community service so that she can earn her Raven Scout service badge. She has worked at the youth center for 5 hours on each of 9 different days. Which equation shows h, the number of hours Valerie needs to finish her community service hours to earn her service badge?

• h = 60 + (9 x 5)

• h = 60 - (9 x 5)

• h = 60 ÷ (9 x 5)

• h = 60 x (9 x 5)

Tags

CCSS.7.EE.B.4A

Taco Rojo is open for 12 hours every day.

They make 72 chicken tacos and 54 beef tacos each hour.

They also make 28 steak tacos every hour.

Which equation can be used to find t, the number of tacos made at Taco Rojo in 12 hours?

• (72 + 54 + 28) x 12 = t

• (72 - 54 - 28) ÷ 12 = t

• (72 - 54 - 28) x 12 = t

• (72 + 54 + 28) ÷ 12 = t

Tags

CCSS.HSA.CED.A.3

Kevin wants to have his birthday party at Terrific Trampolines. It costs $150 to rent a party room plus $8 per party guest. Kevin plans to invite 11 friends to his party. Which equation shows p, the price of the birthday party at Terrific Trampolines with 11 guests?

• 150 + (11 + 8) = p

• 150 x (11 x 8) = p

• 150 x (11 - 8) = p

• 150 + (11 x 8) = p

Tags

CCSS.HSA.CED.A.3

The Townsend Elementary PTA earned $450 hosting a community yard sale.

They earned $280 selling household items and $135 selling clothes. The rest of the money was earned from selling snacks at the yard sale.

Which equation can be used to find s, the amount of money in dollars earned from selling snacks at the yard sale?

• s + 280 - 135 = 450

• 280 + 135 + s = 450

• 280 - 135 - s = 450

• 135 + 280 - s = 450

Tags

CCSS.HSA.CED.A.3

Porter wants to ride three rides at the State Fair of Texas.

The swings cost 5 tickets.

The Ferris wheel costs 4 times as much as the swings.

The carousel costs half as much as the Ferris wheel.

Which equation represents c, the number of tickets that it costs to ride the carousel at the State Fair?

• c = (5 x 4) ÷ 2

• c = (5 + 4) x 2

• c = (5 + 4) ÷ 2

• c = (5 x 4) x 2

Tags

CCSS.6.EE.B.7

Grocery Giant receives 6 cases of grapes to sell every week.

Each case contains 63 bags of red grapes and 57 bags of green grapes. Grocery Giant donates 75 bags of grapes to the food pantry each week.

Which equation can be used to find g, the number of bags of grapes sold at Grocery Giant each week?

• [(63 + 57) x 6] + 75 = g

• [(63 + 57) - 75] x 6 = g

• [(63 + 57) x 6] - 75 = g

• [(63 + 57) + 6] - 75 = g

Tags

CCSS.HSA.CED.A.3