GED Math Test #7

Question 1

For the first month of business, Harry intends to use the revenues from his lemonade stand as shown in the table above. How much profit does he make if he buys $70 worth of lemons?

Accepted Answer

$30

Answer

$40

Answer

$15

Answer

$20

Question 2

The following data is provided: 122, 130, 145, 154, 165, 178,
Which number, when added to the set, will increase the mean?

Accepted Answer

150

Answer

130

Answer

145

Answer

155

Question 3

A triangle's sides are equal to integral numbers of units. What is the minimal value for the triangle's perimeter if two sides are 4 and 6 units long?

Accepted Answer

13 units

Answer

11 units

Answer

9 units

Answer

10 units

Question 4

David owns a house cleaning business and is required to provide pricing quotes to potential clients. He calculates his price by starting with a $25 base rate and adding $8 for each bathroom and $4 for each additional room.
Which of the following describes his price quotation formula if he uses P for the price, B for the bathroom, and R for other rooms?

Accepted Answer

P = 25 + 8B + 4R

Answer

P = (4)(8)(R + B) + 25

Answer

P = 25 + 12(BR)

Answer

P = 25(4R + 8B)

Question 5

Female students make up 46% of the student body at University School. How many male pupils attend this high school if the total number of students is 1250?

Accepted Answer

675

Answer

650

Answer

660

Answer

690

Question 6

Maria has to figure out how much her monthly water bill will be. At $1.12 per hundred gallons, her family utilized 18,900 gallons. A $5.90 monthly account fee is also charged per family. What is the entire cost of her bill?

Accepted Answer

$217.58

Answer

$205.80

Answer

$200.90

Answer

$212.68

Question 7

A toy company produces 15,000 toys per year. The company chooses 300 toys at random to sample for inspection. The business identifies five defective toys in the sample. Based on the sample, how many of the 15,000 total toys are expected to be defective?

Accepted Answer

250

Answer

30

Answer

350

Answer

550

Question 8

What is |a b| if a = 4 and b = 3?

Accepted Answer

7

Answer

2

Answer

5

Answer

8

Question 9

What percentage of 45 is 27?

Accepted Answer

60

Answer

70

Answer

79

Answer

84

Question 10

Rewrite this expression as a single exponent using exponent principles.

7^12÷7^9

Accepted Answer

7^3

Answer

7^2

Answer

7^14

Answer

7^16

For the first month of business, Harry intends to use the revenues from his lemonade stand as shown in the table above.How much profit does he make if he buys $70 worth of lemons?

For the first month of business, Harry intends to use the revenues from his lemonade stand as shown in the table above.
How much profit does he make if he buys $70 worth of lemons?