Quote:
Originally Posted by Jonathan W
1.) 4,521 x 613 =
A 1,771,373
B 1,871,373
C 2,871,373
D 2,771,373
2.) 4/5  1/2 =
A 3/10
B 2/5
C 1/10
D 3/5
3.) How many integers between 1 and 50 contain the digit 3?
A 12
B 14
C 15
D 18
4.) A middle school has 116 students enrolled in four classes. If there is an equal number of students in each class, what is a way to determine the number of students in 6th grade?
A subtract 4 from 116
B add 116 to 4
C divide 116 by 4
D multiply 116 by 4
5.) The price of shirts in a store is $20 and the price of ties in the same store is $15. A customer buy 2 shirts and 3 ties during a sale when the price of shirts is discounted 15% and the price of ties is discounted 10%. How much did the customer save due to the sale?
A $10.50
B $11.00
C $11.50
D $12.00
6.) If n is an odd integer, which of the following must be an even integer?
A n  1
B 2n + 1
C 2n  1
D n  2
7.) Sorry, needs picture.
8.) The price of wheat was $5/bushel on January 2007 and $9/bushel on January 2008. By what percentage did the price change?
A 20%
B 40%
C 60%
D 80%
9.) Which of the following is equivalent to 42/9?
A 21/5
B 42/3
C 14/9
D 14/3
10.) Sorry, needs picture.

1.) 4,521 x 613 = 2,771,373 (
B)
Work: 4,521
613

13563
45210
+ 2712600

2771373
2.) 4/5  1/2 = 3/10 (
A)
Work: 4/5 = 8/10
 1/2 = 5/10

3/10
3.) 14 (
B)
The digits are: 3, 13, 23, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 43
4.) Divide 116 by 4. (
C)
There is 29 children in 6th grade.
5.) The customer saved $10.50 due to the sale. (
A)
Work: $6.00 + $4.50 = $ 10.50
6.) If n is an odd integer than n  1 must be an even integer. (
A)
Example: If n = 31 (Odd Number) than 31  1 = 30 (Even Number)
7.) Not available.
8.) It changed less than 50% so
C and
D are not the answer. It changed almost 50% so it changed 40%. (
B)
9.) 42/9 = 14/3. (
D)
Work: You have 42/9. Divide the numerator and the denominator by 3. You get 14/3
10.) Not available.