Math question help please

  

1. John buys 100 shares of stock at $100 per share. The
price goes up by 10% and he sells 50 shares. Then, prices drop by 10% and he
sells his remaining 50 shares. How much did he get for the last 50?

$5000
$5500
$4900
$5050
$4950

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2. A teacher has 3 hours to grade all the papers
submitted by the 35 students in her class. She gets through the first 5 papers
in 30 minutes. How much faster does she have to work to grade the remaining
papers in the allotted time?

10%
15%
20%
25%
30%

3. A satellite in a circular orbit rotates around the
Earth every 120 minutes. If the Earth’s radius is 4000 miles at sea level, and
the satellite’s orbit is 400 miles above sea level, approximately what distance
does the satellite travel in 40 minutes?

1400 miles
9210
miles
4400
miles
4120
miles
8000
miles

4. What is the next-highest prime number after 67?

68
69
71
73
76

5. How many 3-inch segments can a 4.5-yard line be
divided into?

15
45
54
64
84

6. Sheila, Janice, and Karen, working together at the
same rate, can complete a job in 3 1/3 days. Working at the same rate, how much
of the job could Janice and Karen do in one day?

1/5
1/4
1/3
1/9
1/8

7. A box of laundry detergent contains 16.5 oz of product.
What is the maximum number of loads that can be washed if each load requires a
minimum of 3/4 oz of detergent?

10
50
22
18
16.5

8. A blouse normally sells for $138, but is on sale for
25% off. What is the cost of the blouse?

$67
$103.50
$34.50
$113
$125

9. A crane raises one end of a 3300 lb steel beam. The
other end rests upon the ground. If the crane supports 30% of the beam’s
weight, how many pounds does it support?

330
lbs
990
lbs
700
lbs
1100
lbs
2310
lbs

10. A taxi service charges $5.50 for the first 1/5th of a
mile, $1.50 for each additional 1/5th of a mile, and 20 cents per minute of
waiting time. Joan took a cab from her place to a flower shop 8 miles away,
where she bought a bouquet, then another 3.6 miles to her mother’s place. The
driver had to wait 9 minutes while she bought the bouquet. What was the fare?

$20
$120.20
$92.80
$91
$90

  
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