Dec. Math CBA 2018

A bank received a check for two thousand, six hundred nine dollars and seventy-five cents. How is this number written in expanded notation?

• (2 x 1,000) + (6 x 100) + (9 x 10) + (7 x 0.01) + ( 5 x 0.01)

• (2 x 1,000) + (6 X 100) + (9 x 1) + (7 x 0.1) + (5 x 0.01)

• (2 x 1,000) + (6 x 10) + (9 x 1) + (7 x 1) + (5 x 1)

• (2 x 1,000) + (6 x 100) + (9 x 1) + (7 x 0.01) + (5 x 0.001)

A scientists compared these two measurements.

13.068 kg _____ 13.608 kg

Which symbol makes this comparison true?

• >

• <

• =

• +

The list shows the length of a day on two different planets.

-Neptune: 16.11 hours

-Venus: 5,832.40 hours

Which statement is best supported by this information?

• A day on Venus is about 40 times as long as a day on Neptune

• A day on Venus is about 400 times as long as a day on Neptune.

• A day on Venus is about 50 times as long as a day on Neptune.

• A day on Venus is about 500 times as long as a day on Neptune.

Mr. Avalos has 9.375 liters of paint. What is this number rounded to the nearest hundredth?

• 9.40

• 9.38

• 9.37

• 9.47

The table shows the heights and masses of a male gorilla and a female gorilla at a zoo.

Based on the table, which statement is true?

• The combined mass of the male gorilla and the female gorilla is 253.782 kg.

• The mass of the male gorilla is 63.507 kg greater than the mass of the female gorilla.

• The female gorilla is 1.28 m shorter than the male gorilla.

• The combined height of the male gorilla and the female gorilla is 2.028 m.

Aspen added 14 to the product of 224 and 16. What is the sum?

• 3,478

• 3,598

• 3,808

• 3,584

A baseball coach bought some bats and gloves for the school's baseball team. The bats cost $20 to $35, and the gloves cost $30 to $60. Which of these does NOT represent a reasonable total purchase price for 15 bats and 12 gloves?

• $1,350

• $890

• $1,200

• $705

Yuan has a game board like the one shown.

Which of the following is the best estimate of the number of black squares that are on 199 of these game boards?

• 4,000

• 3,000

• 2,500

• 6,000

Tara has a box of 908 beads for making bracelets. she wants to put 15 beads on each bracelet she makes. What is the greatest number of bracelets Tara can make with these beads?

• 61

• 70

• 60

• 68

An expression is given.

3 x (8 + 2) ÷ 2

Which statement is true about the parentheses in this expression?

• The parentheses indicate that 8 + 2 should be solved first.

• The parentheses indicate that 8 + 2 should be solved last.

• The parentheses indicate that 2 ÷ 2 should be solved last.

• The parentheses indicate that 3 x 8 should be solved first.