Unit 1,2&3 Review

At Tyler High School there are a total of 986 students. *219 of the students are Freshmen *285 of the students are Sophomores *207 of the students are Juniors Which equation could be used to determine s, the number of students that are Seniors?

• A. 219 + (285 + 207) = s

• B. 986 - (219 + 285 + 207) = s

• C. 986 + s = 219 + 285

• D. s - 986 = 285 + 207

Eric has 113 earthworms in a bucket in his classroom. He dumped 18 more containers of earthworms in the bucket. Each container has 36 earthworms. What is the best estimate of the number of earthworms Eric has in the bucket?

• 700

• 900

• 600

• 800

Jack, a pilot for American Airlines, flies around 29,000 miles all over the world.  Last year, he flew 23,780 miles. This year, he flew 11,890 miles for the first half of the year and 7,546 miles for the second half. How many more miles did Jack fly last year than this year?

• A. 4,344

• B. 19,436

• C. 43,344

• D. 5,220

The local pet store got a large shipment of dog food. If the shipment has 2,784 bags of dog food, and 12 bags of dog food are sold each day, how many days will it take before all the bags of dog food are sold?

• 148

• 8,352

• 2,796

• 232

A bakery is making cookies. - It takes 8 eggs to make each batch of cookies. - The bakery has 9 cartons of eggs and each carton contains 12 eggs. What is the greatest number of batches of cookies the bakery can make using these eggs?

• 10 batches

• 11 batches

• 6 batches

• 13 batches

Last month Jimmy drove his car 6,378 miles. That brought the car’s total mileage to 92,154 miles. What was the car’s total mileage before last month?

• 98,532

• 85,776

• 94,224

• 98,422

A dog groomer took out a $284,000 loan to buy a van so he could have a traveling dog grooming business. He spent $72,374 on the van. He spent $58,109 on supplies to groom, and $3,755 on food and treats. How much of the loan money does the dog groomer have remaining?

• $134,238

• $150,238

• $149,762

• $418,238

In July, 87,652 people went to a concert at Texas Stadium. That number was 13,496 greater than the number of people who went to a concert in the same stadium in June. How many people went to a concert in Texas Stadium in June?

Mathematical Equivalence

ON

Which teams' points are prime and which are composite?

Groups:

(a) Prime

,

(b) Composite

• Mavericks

• Warriors

• Lakers

• Grizzlies

Look at the models below. Which statement about the models is true?

• All the models represent prime numbers.

• All the models represent composite numbers.

• Model A & Model B only represent composite numbers.

• Model C & Model D only represent prime numbers.