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20 Cards in this Set

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(1/3)x + y = 5
3x + y = 13

What is the value of x + y?

1. 1
2. 3
3. 4
4. 5
5. 7
5. 7
None
If u = 17 and 2uv = 68 then v = ?

1. 2
2. 3
3. 4
4. 5
5. 6
1. 2
None
(3 + a + 5)² > 144

If a is an integer, what is the minimum value that makes the above statement true?

1. 0
2. 3
3. 4
4. 5
5. 13
4. 5
None
a, b, and c are whole numbers.

Which of the following is exactly divisible by b+1?

1. ab + ac
2. bc+ c
3. a + b + c
4. abc - b
5. b² - a²
2. bc+ c
None
Joan buys a CD at 25% off. Mary buys the same CD at full price. If Mary paid four dollars more than Joan, what is the regular price of the CD?

1. $12.00
2. $13.50
3. $14.00
4. $15.00
5. $16.00
5. $16.00
None
If 3v + 2(1 - v) = 7, what is v?

1. 1
2. 7/5
3. 3
4. 4
5. 5
5. 5
None
If (9/2 - 5/2)(x + 3) = 18, what is x?

1. 2
2. 3
3. 4
4. 5
5. 6
5. 6
None
Suppose that flushing a toilet uses 4 gallons of water, and taking a shower uses 2 gallons per minute. How much water is used per day in a house where the toilet is flushed 9 times and there are 3 six minute showers?

1. 76
2. 72
3. 54
4. 48
5. 36
2. 72
None
Driving at a constant pace, it usually takes Sally one hour to drive the 40 miles to work. Today she has driven at half her usual average speed for the first 30 minutes of her trip. What speed must she average for the rest of her trip in order for the total trip to take her one hour?

1. 20 miles per hour
2. 30 miles per hour
3. 40 miles per hour
4. 60 miles per hour
5. she cannot make it in time
4. 60 miles per hour
None
(3x + 12)/6 = pi <------- sorry no pi sign.

What is the value of x?
1. (2pi - 6)/3
2. 2pi - 6
3. 2pi - 4
4. (6pi - 4)/3
5. (3pi - 12)/2
3. 2pi - 4
None
A student decides to sell lemonade at her school. She knows she will sell 90 glasses of lemonade each day. Each glass will cost her 30 cents to make. What is the minimum price she should charge per glass if she hopes to make $45 profit each day?

1. 35 cents
2. 45 cents
3. 50 cents
4. 72 cents
5. 80 cents
5. 80 cents
None
If it takes 12 eggs to make 2 cakes and 1 dozen cookies, and 19 eggs to make 3 cakes and 2 dozen cookies, how many eggs does it take to make one cake?

1. 1
2. 2
3. 3
4. 4
5. 5
5. 5
None
If it takes 12 people 3 days to build 72 meters of fence, how many meters of fence can 15 people build in one day?

1. 2
2. 12
3. 20
4. 24
5. 30
5. 30
None
If (1/2x - 140) + (1/2x + 139) = y, what is the value of y?

1. 1/2x
2. x - 1
3. x
4. x + 1
5. 2x
2. x - 1
None
For what value of x is (6x +7)/x an integer?

1. 3
2. 4
3. 5
4. 7
5. 9
4. 7
None
Juan buys red and blue stamps to mail two packages. On the first package he puts three blue stamps and one red stamp, for a total cost of $1.18. On the second package he puts two red stamps and three blue ones, for a total cost of $1.43. What is the cost of a blue stamp?

1. 25 cents
2. 31 cents
3. 35 cents
4. 43 cents
5. 50 cents
2. 31 cents
None
Brenda shares a limousine with several of her friends one evening. For the first hour, four friends join her; for the second hour three friends join her; and for the last hour one friend joins her. The limousine costs $100 per hour, and the friends share the cost in the following manner. For each hour, each person pays $100 divided by the number of people who were in the limousine for that hour. How much did Brenda pay?

1. $50
2. $75
3. $80
4. $95
5. $108
4. $95
None
A squirrel must eat an average of at least 24 acorns per day for the month of September (which has 30 days) in order to fatten up for winter. If the squirrel only eats 20 acorns per day for the first 6 days of September, what must he average per day for the rest of the month in order to meet the minimum for the month?

1. 24
2. 25
3. 26
4. 28
5. 30
2. 25
None
a + 3b = 12
4b - 2a = 6

What is b² - a²?

1. -3
2. -2
3. 0
4. 1
5. 3
3. 0
None
If 2x + 4 = 16, then what is the value of x + 2?

1. 3
2. 4
3. 8
4. 10
5. 12
3. 8
None