Practice 1
What is the decimal equivalent of the fraction 8/15?
0.5333333.....
Bonnie deposits $70.00 into a savings account. The account earns 4.5% simple interest per year. What is the total amount of money in her savings account at the end of 3 years?
I = PRT
I = PRT
(70)(0.045)(3)
I=9.45
9.45 + 70 = 79.45
Recorded Speeds:
11.0mph = 17.699kph
26.0mph = 41.834kph
34.0mph = 54.706kph
What describes the relationship between miles per hour and kilometers per hour?
a)the relationship is proportional because the ratio of miles per hour to kilometers per hour is constant
b)the relationship is not proportional because the ratio of miles per hour to kilometer per hour is constant
c)the relationship is proportional because the difference between miles per hour and kilometers per hour is constant
d)the relationship is not proportional because the difference between miles per hour and kilometers per hour is constant
d) transverse
a)the relationship is proportional because the ratio of miles per hour to kilometers per hour is constant
Based on a weather report, the probability that it will rain tomorrow is 0.13. Which word describes the likelihood that it will rain tomorrow?
a) certain
b) impossible
c) likely
d) unlikely
d) unlikely
Bob buys eggs and potatoes at a store. He pays a total of $25.92. He past $2.57 for the eggs. He buys 5 bags of potatoes that cost the same amount.
which equation can be used to determine the cost, x, of each bag of potatoes?
A) x=(25.97-2.57) /5
B) x=25.92/5 + 2.57
C) (25.92+2.57) /5
D) 25.92/5 - 2.57
A) x=(25.97-2.57) /5
Which situation results in a final value of zero?
a) the temperature after a decrease of 5 from a temperature of -5
b) the height of an airplane after taking off from ground level and rising 1,000 feet
c) the amount of money received in change after making a $10 purchase with a $20 bill
d) the distance above sea level after increasing 24 meters from a depth of 24 meters below sea level
d) the distance above sea level after increasing 24 meters from a depth of 24 meters below sea level
Which expression can go in the blank to make the equation true?
-4.5 + 4.4 + ______ =0
a) -6.7 +6.8
b) -6.7 + (-6.6)
c) 7.2 + (-7.2)
d) 7.2 + (-7.3)
a) -6.7 +6.8
Two store are discounting the same type of watch. The original price at both stores is $35.00
-store A discounts the watch by 20%
-store B discounts the watch by 15%
How much less is the discounted price of the watch at store A than store B?
$1.75
What is the mean of the temperatures below:
Monday -36
Tuesday -25
Wednesday 12
Thursday -3
Friday 18
-6.8
Three classes at a junior high school raised money to buy new computers.
-Ms. Moore's class raised $249.00
-Ms. Aguilar's class raised $396.62 more than Ms. Moore's class
-Mr. Barry's class raised $430.43 less than Ms. Aguilar's class
What is the total amount of money raised by all three classes?
a) $215.19
b) $464.19
c) $1,076.06
d) $1,109.81
d) $1,109.81
At midnight, the temperature was -8. At noon, the temperature was 23. Which expression represents the increase in temperature?
a) -8-23
b) /-8/ -23
c) -8 - /23/
d) /-8-23/
d) /-8-23/
What is equivalent expression to -3(2x-8) + 4x?
-2x + 24
Which expression is equivalent to (-18) - 64n
a) -2(9-32n)
b) 2(9-32n)
c) -2(9+32n)
d) 2(9+32n)
c) -2(9+32n)
Lea wants to save money on a new computer. At the store near her, the computer she wants is listed at a regular price of $400.00.
-On Saturday, the store will have a sale and discount the computer 30%.
-Shoppers who buy a computer that same Saturday before 9am will also receive an additional 10% off the sale price.
How much will Lea pay without tax, when she buys the computer on Saturday before 9am?
a) $148.00
b) 160.00
c) $240.00
d) $252.00
d) $252.00
A spinner with seven equal sized sections was used to play a game.
-it was used 250 times in the first game
-of those 250, the arrow landed on 7 a total of 35 times
-the same spinner was used 150 times in the second game.
How many times did the spinner most likely land on section 7 in the second game?
a) 14
b) 21
c) 30
d) 35
b) 21
The date set shown represents the high temperatures in a city.
79, 73, 72, 70,66, 81, 75
What is the the median high temperature for the city?
73