Math Finals

Simplify 3a + 6a - 5h F 4a G 4ab H 9a - 5b J 9a squared - 5b

H 9a -5b

Which function could represent the following situation: an internet café charges $0.20 per minute F f(m) = m + 0.20 G f(m) = m/20 H f(m) = 0.20m J f(m) = 20m

H f(m) = 0.20m

The room service manager of a hotel ordered 2100 bars of soap. The shipment was sent in 25 cases. How many bars of soap were in each case? F 40 G 62 H 84 J 96

H 84

Solve d/2 >_ 8 F d >_ 4 G d <_ 4 H d >_ 16 J d <_ 16

H d >_ 16

Which situation would not be represented by a graph with distinct points? F Cost of buying 1, 2, or 3 packs of trading cards G Number of visitors to a movie theater per day for one week H Distance traveled by a rollercoaster car during 20 seconds J Amount of money earned based on the number of magazines sold

H distance traveled by a rollercoaster car during 20 seconds

Solve A = 1/2 bh for h F h = A/2b G h = b/2A H h = 2A/b J h = A - 1/2b

H h = 2A/b

Solve 3(1 + h) <_ 3h + 9 F h <_ 1 G h <_ 2 H no solutions J all real numbers

H no solutions

Which is a correct verbal expression for 8n? F n more than 8 G the quotient of 8 and n H the product of 8 and n J 8 increased by n

H the product of 8 and n

Which represents the solution of I2xI - 5 < -1? F x > -2 OR x < 2 G x < -2 OR x > 2 H x > -2 AND x < 2 J x > 2 AND x <_ -2

H x > -2 AND x < 2

Which equation describes the line with a slope of 5 and y-intercept of -3? F y = -3x + 5 G y = 3x - 5 H y = 5x - 3 J y = 5x + 3

H y = 5x - 3

Which of the following relations is not a function? F ((1, 5), (3, -1), (7, 9)) G ((1, 5), (2, 5)) H ((1, 1), (2, 2), (3, 3)) J ((5, 1), (5, 2))

J ((5, 1), (5, 2))

Jasmine and her sister are saving to buy MP3 players. Jasmine has $50 and plans to save $10 per week. Her sister has $80 and plans to save $7 per week. In how many weeks will Jasmine have more money saved than her sister ? F 2 weeks G 4 weeks H 10 weeks J 11 weeks

J 11 weeks

A square window has an area of 64 square feet. How long is one side of the window? F 6 feet G 8 feet H 14 feet J 16 feet

J 16 feet

he expression 6s squared can be used to find the surface area of a cube whose side length is s. Find the surface area of a cub whose side length is 7.25 inches. F 87 in squared G 261 in squared H 315.376 in squared J 1892.25 in squared

J 1892.25 in squared

Solve d/14 - 1/2 = 1/14 F -8 G -6 H 6 J 8

J 8

Solve -4(x - 1) < 12 F x > -2 G x < -2 H x > -3 J x < -3

J x < -3

Simplify (5+4* 2) -3 *2 cubed A -203 B -11 C -6 D 80

B -11

Subtract 16.5-40 A -24.5 B -23.5 C 23.5 D 24.5

B -23.5

Divide -3/4/1/4 A -16/3 B -3 C -1/3 D -3/16

B -3

Solve Ix + 3I + 6 = 4 A -1 B -5 C no solution D -1, -5

B -5

Solve 4/s - 3 = -2/5 A -11.5 B -7 C 8.5 D 13

B -7

Find the next three terms of the arithmetic sequence 5, 11, 17, 23 A 29, 34, 38, B 28, 33, 38 C 25, 31, 37 D 29, 35, 41

D 29, 35, 41

Which algebraic expression represents n squared less than 4 A (4 - n) squared B (n - 4) squared C n squared - 4 D 4 - n squared

D 4 - n squared

Evaluate 4(6-x) cubed for x=2 A 48 B 64 C 256 D 4096

D 4096

Divide -5/30 F -6 G -1/6 H 1/6 J 6

H 1/6

Which represents the distance between A(5, 4) and B(-3, -2) F square root of 14 G square root of 28 H 10 J 100

H 10

Solve -11m = -132 F -121 G -12 H 12 J 121

H 12

The ratio of girls to boys in French class is 5:4. There are 12 boys in the class. How many girls are there. F 7 G 10 H 15 J 17

H 15

Solve 1905 = a + 2.4 F -21.9 G -17.1 H 17.1 J 21.9

H 17.1

16 is 20% of what number? F 0.8 G 12.5 H 80 J 125

H 80

Solve -3/7 = 6 A -14 B -2 4/7 C 2 4/7 D 14

A -14

Juanita sold a scarf for $24. Her wholesale cost was $10. What was the percent markup? Round to the nearest tenth, if needed. F 41.7% G 58.3% H 140% J 336%

H 140%

Solve the compound inequality -2 <_ m + 3 < 13 A -5 <_ m < 10 B -2 <_ m <13 C 1 <_ m < 16 D 6 <_ m < 39

A -5 <_ m < 10

A rectangle has a length of 5 cm and a width of 3 cm. Every dimension is doubled to form second rectangle. What is the ratio of the perimeters of the two rectangles? A 1:2 B 1:3 C 1:4 D 1:8

A 1:2

Before using his coupon, Ben owed $87 for a tuxedo rental. After he used the coupon, he owed $69.60. What percent discount did Ben receive? A 20% B 25% C 75% D 80%

A 20%

Simplify (3/4)3 A 27/64 B 9/16 C 9/12 D 27/16

A 27/64

A parking meter gives 30 minutes for each quarter and 6 minutes for each nickel. The equation 30x + 6y = 60 describes the number of quarters x and nickels y that you need to park for 60 minutes. What does the x-intercept represent? A You need 2 quarters and no nickels to park for 60 seconds. B You need 10 nickels and no quarters to park for 60 minutes. C You need 6 nickels and no quarters to park for 60 minutes. D You need 30 quarters and no nickels to park for 60 minutes.

A You need 2 quarters and no nickels to park for 60 seconds.

An architect must convert 216, 183, and 129 yards to feet. Which function rule describes the situation? A f(y) = y/3 B f(y) = 3y C f(y) = 3/y D f(y) = y - 3

A f(y) = y/3

Which equation represents the relationship 3 less than a number is -6 A n - 3 = -6 B 3 - n = -6 C 3+n = -6 D n - 6 = 3

A n - 3 = -6

Solve 7(x - 2)= 7x + 14 A no solution B 0 C 2 D all real numbers

A no solution

Which represents the solution of 3 IxI + 3 > 12? A x > 3 OR x < -3 B x < 3 OR x > -3 C x > -3 AND x > 3 D x > -3 AND x < -3

A x > 3 OR x < -3

Which equation shows the relation between x and y in ((1, -3), (2, -1), (3, 1)) A y = 2x - 5 B y = x - 4 C y = 2x D y = x - 2

A y = 2x - 5

Which are the coordinates of the midpoint JK with endpoints J(-9, 0) and K(-11, 5) A (-20, 5) B (-10, 5/2) C (-2, -11/2) D (1, -5/2)

B (-10, 5/2)

Cookies are sold in the lunchroom for $1.50. Ana wants to buy cookies for a group of her friends. If she has $20, which inequality can be solved to show the number of cookies c she can buy? A 1.50c <20 B 1.50c <_ 20 C 1.50c > 20 D 1.50c >_ 20

B 1.50c <_ 20

Evaluate m + n for m=9 and n=7 A 2 B 16 C 63 D 97

B 16

Solve 6(z + 3) - 9 = 27 A 0 B 3 C 5.5 D 10.5

B 3

Simplify 3 1/3 - 7 + 10 2/3 A 6 B 6 1/3 C 7 D 7 2/3

B 6 1/3

John is considering accepting one of two sales positions. ABC Company offers a yearly salary of $45,000. XYZ Company offers a yearly salary of $38,000 plus a 2% annual commission on sales. For what amount of sales s is the salary at XYZ Company greater than the salary at ABC Company? A s > 7000 B s > 35,000 C s > 70,000 D s > 350,000

B s > 35,000

Which is the dependent variable in the following situation? Milk sales for $3.39 per gallon. A number of gallons B total cost C expiration date D time of purchase

B total cost

Solve xy + 7 = n for y A y = xn - 7 B y = n - 7/x C y = x(n - 7) D y = 1/x (n + 7)

B y = n - 7/x

Solve -28 < 4y A y < -7 B y > -7 C y < 7 D y > 7

B y > -7

A restaurant check is $24.87. Which is the best estimate of a 15% tip? A $1.25 B $2.50 C $3.75 D $5.00

C $3.75

Which equation is not a direct variation? A y = 50x B 5x + 2y =10 C -2y = x D -3x + 2y = 0

C -2y = x

What is the result when 70 is increased by 80% A 14 B 56 C 126 D 150

C 126

What is 200% of 11.5? A 2.3 B 5.75 C 23 D 57.5

C 23

Solve -a + 7 = 2a - 8 A -3 B -1/3 C 5 D 15

C 5

Find squared root 36/100 A 6/10 B 18/50 C 6/10 D 18/10

C 6/10

Describe the solutions of 4 <_ n + 2 in words A all real number greater than 4 B all real number greater than or equal to 2 C all real numbers less than 2 D all real numbers less than or equal to 4

C all real numbers less than 2

Solve m - 1.5 <_ 4 A m<_ -2.5 B m >_ -2.5 C m <_ 5.5 D m >_ 5.5

C m <_ 5.5

Which is not a rational number A 0 B 1/9 C square root of 12 D 17

C square root of 12

Simplify -5(p + 8) + p A -44p B 36p C -4p +8 D -4p - 40

D -4p - 40

Multiply -1(-14) A -15 B -14 C 14 D 15

D 15

A principal spent $1560 on c for her school. Which expression shows the cost of one calculator? A c+ 1560 B 1560-c C 1560c D 1560/c

D 1560/c

Mike is on a cross-country trip and wants to drive at least 450 miles per day. So far today, he has driven 175 miles. Which inequality can be solved to show the number of miles m that Mike must drive to meet his daily goal? F 175 + m < 450 G 175 + m <_ 450 H 175 + m > 450 J 175 + m >_ 450

D 175 + m >_ 450

Solve x - 74 = 146 A -220 B -72 C 72 D 220

D 220

Solve 2 cubed - a > -3(2 - 6) A a < -6 B a > -6 C a < -4 D a > -4

D a > -4

Which inequality represents the situation no more than 160 students are in the freshmen class? A s > 160 B s +>_ 160 C s < 160 D s <_ 160

D s <_ 160

Solve 3/4s >_ 1/4s + 8 A s >_ 4 B s >_ 8 C s >_ 12 D s >_ 16

D s >_ 16

A salesman earns a 3% commission on the sale of each car. What is the commission earned on a car that sells for $18,600? F $558 G $620 H $5580 J $6200

F $558

The quotient of n and -4 is 8. What is the value of n? F -32 G -2 H 2 J 32

F -32

Add -8+-27 F -35 G -19 H 19 J 35

F -35

Which of the following numbers is an integer? F -4 G 0.3 H 1/2 J square root of 5

F -4

What is the 18th term of the arithmetic sequence 2, -2, -6, -10 F -72 G -70 H -68 J -66

F -72

Simplify 2-(3+9)/8/2-1 F -8 G -3 H 1 J 6

F -8

A chef can bake 15 pies in one hour. What is the rate in pies per minute? F 0.25 pies/min G 0.625 pies/min H 1.6 pies/min J 4 pies/min

F 0.25 pies/min

Find the percent decrease from 40 to 25. F 37.5% G 60% H 62.5% J 160%

F 37.5%

Kris is 1.5 meters tall and casts a shadow 4 meters long. At the same time, a statue casts a shadow 12 meters long. What is the height of the statue? F 4.5 m G 10.6 m H 24m J 32m

F 4.5m

Solve x + 7 > 2 F x > -5 G x < -5 H x > 5 J x < 5

F x > -5

A vacation home in Orlando, Florida, rents for $105 per day. The function f(x) = 105x gives the cost of renting the home for x days. What is the domain of this function? F x >_ 0 G (0, 1, 2, 3) H (0, 105, 210, 315) J all real numbers

F x >_ 0

Which equation describes the line with a slope of 2 that contains the point (4, -3)? F y - 4 = 2(x + 3) G 2(y - 3) = x + 4 H y + 3 = 2(x - 4) J 2(y +4) = x + 3

F y - 4 = 2(x + 3)

Which algebraic expression represents the sum of the square of x and 5 F x squared +5 G (x+5) squared H x+5 squared J x squared +5 squared

G (x + 5) squared

Simplify -1 cubed F -3 G -1 H 1 J 3

G -1

Find the slope of a line that contains the points (1, -1) and (-2, 8). F -5 G -3 H -7/3 J -1/3

G -3

Subtract -10-(-6) F -16 G -4 H 4 J 16

G -4

Solve I2x - 9I = 3 F 3 G 3, 6 H -3, -6 J -3, 6

G 3, 6

Tia's car needs repairs. Honest Harry will charge $70 per hour plus $130 for the part. Lucky Lou will change $80 per hour plus $40 for the part. How long is the job if the two costs are the same? F 1 2/3 h G 9 h H 17 h J 20 h

G 9 h