Download MA 08 Team Quiz Rational Numbers

MA 08 Team Quiz Rational Numbers
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1) Mae-Ying bought a package of paper priced at $1.98 and 2 pens
priced at $0.49 each. The tax on the entire purchase was 10%.
What was the total cost of the items?
2) Fast Runner could run 7.5 miles in 1 hour. At that rate, how
many miles could Fast Runner run in 5 hours?
3) Twenty-five percent of a square is shaded.
What percent of the square is not shaded?
4) 4.2 + 3.5 + 0.25 + 4.0 - 0.215 =
5) 7-3
6) $10 − ($5.80 + 28¢) - $3.27
7) 11 ¾ + 8 ⅔
9) Half of 100 is 50, and half of 50 is 25.
What number is 1/5 of 25?
8) 11 ½ - 9 ¾
10) Write the number twenty-one and five thousandths
11. What is the total price of a $45.79 item when 7% sales tax is
added?
12) How many quarter-pound hamburgers can be made from 40
pounds of ground beef?
13) 0.805 ÷ 0.5
15) 3.7 × 0.25
17) 0.1(0.2)(0.3)(0.4) =
14) ½ + 1/3 + ¼ + 1/5 + 1/6 + 1/7
16) 26.9 + 12 + w = 49.25
18) 3/5 ÷ 0.2 =
Find w.
Complete the table for 19 – 24.
Fraction
Decimal
Percent
3/8
19) ______
20) _____
21)____
0.05
22) ______
23)_____
24)______
1.7%
25) A one-quart container of oil costs 89¢. A case of 12 one-quart
containers costs $8.64.
How much is saved per container by buying the oil by the case?
26) What is the average of 4.2, 2.61, and 3.6?
27) A bag contains 3 red marbles, 4 white marbles, and 5 blue
marbles. If one marble is drawn from the bag, what is the probability
that the marble will be blue OR white ?
28)
Evaluate x3 – xy – _xy2
if x = 2 and y = 0.5
29) Six times a number is 45 greater than the product of the number
and -3.
Find the number.
30) 3 ½ ÷ 1 ¾ + 4(0.4) – ½(1/4)
31) Write 0.000387 in scientific notation.
32) Students can have 5 different classes first hour, 6 different
classes second hour, and 5 different classes third hour. How many
different ways can 430 students schedules be arranged?
33)
A pin is dropped at random onto the square below. The point of
the pin lands on one of the small regions. What is the probability
that the point lands inside a red area?
Go to ONE of the FOLLOWING SITES and PRACTICE, EXPLORE,
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Mixed Subjects Online Games and Practice
http://softschools.com/grades/6th_and_7th.jsp
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Pre Algebra
http://www.regentsprep.org/Regents/math/ALGEBRA/AOP1/PRatNos.htm
Algebra
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