Teas Math

Which of the following lists the values in order from least to greatest?

C. -3, -3/10, 3, 3.3

The attendance at a nursing convention was 400 members, 75% of whom voted for an increase in membership dues. Which of the following is the number of members who voted for the increase?

C. 300

To find the number of members who voted for the increase in dues, take the total number (400) and multiply it by the numerical equivalent of 75% (0.75). This equals 300

Which of the following is 5.4% of 35?

B. 1.89

To calculate the percent of a number, multiply 35 by the decimal equivalent of 5.4% = .054. This equals 1.89

L = 2/3k

This equation is used to determine the length of crutches in inches (L) required for a person of a given height in inches (k). Which of the following is true?

D. Each 3 inches of height adds 2 inches to the crutch length.

According to the equation, each 3 inches of height adds 2 inches to the crutch length (2/3 x 3=2)

A computer is worth $1,500 at the time of purchase. After 5 years, the computer is outdated and has no monetary value. Assuming the computer's value decreases at a constant rate, which of the following expressions represents the comps value at any time (t) in years?

A. -300t + 1500

The value of the computer at the time of purchase was $1,500. Five years later, it's worth $0. This means the computer's value decreased by $1500/5 or $300 each year.

The distance from Chicago, IL to St. Louis, MO is 300 miles. Which of the following is the distance in meters (m) between these two cities? (note: 1 mile = 1.6km)

D. 480,000M

300 miles = 1 mile

x 1.6km

x= 480km = 480,000,

Which of the following expressions appropriately compares 4.67 and 4 1/3?

D. 41/3 < 4.67

This is correct. 4 1/3 (4.33) is LESS THAN 4.67

9-7 3/8

Find the difference which is correct

B. 1 5/8

9-(7 + 3/8) =

9-7 - 3/8=

2/1 - 3/8 =

16/8 - 3/8 = 13 /8 = 1 5/8

If 5 gallons of paint will cover 2,000 square feet, how many gallons of paint are needed to paint 30,000 square feet

D. 75

2,000/5 = 400 30,000/400 = 75

calculated by 5 gallons/ 2,000 ft ^2 x 30,000 ft^2

Simplify expression above

(x2 + 4x +4) - (x2 - 6x+9)

B. 10x - 5

(x2 + 4x +4) - (x2 - 6x+9) =

x2 + 4x + 4 - x2 + 6x -9)

10x - 5

Estimate volume of rectangular box - height is 22.1cm, length is 98cm, and width is 54 cm.

The volume can be calculated by multiplaying length x width xheight

D. 100,000cm ^3

Round 22.1 to 20

Round 98 to 100

Round 54 to 40

Multiply all and you get 100.

| 2x + 1 | = 17

Which solution set is correct?

{-9, 8}

Both of these # can be subbed in for x to make equation true.