Interpret Expressions

(30 × 2) + (8 × 2)

• The product of 30 and 2 plus the product of 8 and 2
• The product of 30 eights and 8 twos
• The sum of 30 and 2
• The sum of 30 and 8 times 2

What is an equivalent way to express 3y? 

• y * y * y
• y + y + y 
• y³
• 3 + y

Choose the phrase that matches the expression   21h

• 21 more friends than expected at the party
• 21 more horses in the pasture
• 21 dollars per hour
• 21 balloons were popped at the party

A cell phone company charges $40 per month plus a $35 activation fee. What is the expression for the total cost for m months?

• 40 - 35m

• 40m - 35

• 40m + 35

• 40 + 35

You and four friends plan a surprise party. Each of you contributes the same amount of money m for food. What is the algebraic expression for the total amount of money contributed for food?

• 5m

• 4 + m

• 5 / m

• 4m

A pizza delivery driver earns $8 an hour and works h hours per day. He also spends $20 a day on gas. How much will the driver earn in one day?

• 8h - 20

• 8h + 20

• 8 + 20

• 8 - 20h

I went to the mall with $75 and bought a pair of shoes and a few candy bars for $1.25 each.  How much did I spend?
Write an expression for the situation.

• 75 - x - 1.25y
• 75 - x - 1.25
• 75 + x + 1.25y

When translated into symbols "three less than half a number is 5" is

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14 Mr. Turner bought x boxes of pencils. Each box holds 25 pencils. He left 3 boxes of pencils at home and took the rest to school. Which expression represents the total number of pencils he took to school?

• 22x

• 25x-3

• 25-3x

• 25x-75

To watch a varsity basketball game, spectators must buy a ticket at the door. The cost of an adult ticket is $3.00 and the cost of a student ticket is $1.50. If the number of adult tickets sold is represented by a and student tickets sold by s, which expression represents the amount of money collected at the door from the ticket sales?

• 4.50as

• 4.50(a+s)

• (3.00a)(1.50a)

• 3.00a + 1.50s