MATHEMATICS HIGH SCHOOL

A $6000 investment earns $690 simple interest in two years. What is the annual interest rate?A.
1.15%
B.
5.75%
C.
11.5%
D.
57.5%

Answers

Answer 1
Answer: 2 years simple interest is $690
1 year simple interest is $690/2 = $345

$6000 simple interest is $345
$1000 simple interest is $345/6 = $57.5
$100 simple interest is $57.5/10 = $5.75

Annual interest rate is 5.75%

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Multiply. (–7) ∙ (–1.3)

A. –9.1

B. –8.3

C. 8.3

D. 9.1

Answers

Hi,

(-7)·(-1.3) = +9.1

Answer:

D. 9.1
Answer is (D) when you will multiply both (-7) and (-1.3) (- ) signs  of both the numbers will become positive and the result will be 9.1.

which has more volume a cube of sides measuring 4 units each or a sphere with a radius of 3 units

Answers

V cube = 4^3 = 64 cm^(3)
V sphere = 4*π*3^3/3 = 4*π*9 = 36*π≈113 cm^(3)
V sphere > V cube.

Find the area of the circle given the diameter is 8. Use 3.14 for pi

Answers

Answer:

A = 50.265482457437 or A = 50.27 or A = 50.265

Step-by-step explanation:

A high school student volunteers to present a report to the administration about the types of lunches students prefer. He surveys members of his class and records their choices. What type of sampling did the student use? systematic random sampling voluntary sampling convenience sampling stratified sampling

Answers

The student use convenience sampling.

This is convenience sampling because in this type of sampling we use closer part of the population. Here the person is surveying his classmates, the closest samples available. In this type of sampling, it is easy to gather samples because every members are of their class easily available to give the survey.

Hence this type of sampling called convenience sampling.

For more details on convenience sampling follow the link:

brainly.com/question/1413932

Answer:

The correct answer is - convenience sampling

Step-by-step explanation:

This is convenience sampling because in this type of sampling we use closer part of the population. Here the person is surveying his classmates, the closest samples available. In this type of sampling, it is easy to gather samples.

Find the value of x in the triangle below.

x = ?

Answers

Answer:

61°

Step-by-step explanation:

180-58=122

122÷2=61

Answer:

x=8

Step-by-step explanation:

hope i helped!!!

Calculate cos to two decimal places

Answers

Cos to 2 decimal places is -0.90

:)
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