3/2 warm up

The graph shows the favorite lunch menu choices of Tamara’s third-grade class.

How many students chose chicken nuggets or hot dog as their favorite lunch menu choices?

• A. 1

• B. 3

• C. 4

• D. 7

Jake measured the amount of salt in two liters of seawater. His results are listed below.

first liter: 33.165 grams

second liter: 35.787 grams

He rounds both values to the nearest hundredth and adds them. What is the sum of the rounded amounts of salt Jake found in the seawater?

• 68.95 grams

• 68.952 grams

• 68.957 grams

• 68.96 grams

The number of marbles in a jar is 4 times the difference between 17 and 12. Which expression can be used to find the number of marbles in the jar?

• 4 × (17 – 12)

• (17 – 12) + 4

• 4 × 17 – 12

• 17 × 12 – 4

Which number is NOT prime?

• 3
• 7
• 17
• 21

The Valley High School printed 445 tickets for the school play in Spring.

3/5 of the tickets were sold by January.

How many tickets remain to be sold?

• 200 tickets

• 178 tickets

• 145 tickets

• 175 tickets