1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
nexus9112 [7]
4 years ago
7

WILL MARK BRAINLYEST IF YOU ANSWER ALL QUISTIONS

Mathematics
1 answer:
gogolik [260]4 years ago
7 0

Rewrite the fractions as improper fractions:

1. −4 2/5 ÷ (−5)

= -22/5 ÷ −5/1

= -22/5 x -1/5

=22/25

2.  −4 4/5÷4

= -24/5 ÷ 4/1

= -24/5 x 1/4

= -6/5

= -1 1/5

3. −2 1/8 ÷ 1 1/4

= -17/8 ÷ 5/4

= -17/8 x 4/5

= -68/40

= -17/10

=-1 7/10

4. −6 7/8 ÷ (−3 3/4)

= -55/8 ÷ -15/4

= -55/8 x -4/15

= 220/40

= 11/6

= 1 5/6

5. −8 3/4÷ 2 1/6

= -35/4 ÷ 13/6

= -35/4 x 6/13

= -210/52

= - 105/26

= -4 1/26

You might be interested in
If x = 2, then x second power - 3x -+5
ICE Princess25 [194]
X^2 - 3x + 5
2^2 - 3(2) + 5
4 - 6 + 5
3
3 0
4 years ago
Identify the level of measurement of the​ data, and explain what is wrong with the given calculation. In a​ survey, the hair col
Arada [10]

Answer:

Nominal level of measurement

Step-by-step explanation:

The level of measurements used in this study is the nominal level of measurements. The nominal level of measurements involves the use of numbers to help classify the categories in an experiment.

In this case study, values were gotten for each categories which are brown hair, blonde hair, black hair and other hair colors. Thus, the level of measurements used is the nominal level of measurement.

There is something wrong with the calculation because data was gotten for a total of 600 respondents while the mean that was calculated involved only 503 omitting about 97 respondents.

3 0
3 years ago
Which of the following expressions is correctly written in scientific notation
katrin [286]

Answer:

it is the 3 one

Step-by-step explanation:

7 0
2 years ago
What is the answer to this equation 3 1/10 -2/3
umka21 [38]

Answer:

The answer is 73/30

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Desperately need help and an explanation so I can do it on my own later.
Mashutka [201]

Step-by-step explanation:

since the sumation of f(x) of a probability is 1

thw probability to win is o.5 and to lose is o.5 so expected value is xf(x

your expected value will b 0.5 multiply by 5 thats is 2.5 thats your expected gain

4 0
2 years ago
Other questions:
  • Complete the table to investigate dilations of
    10·1 answer
  • Four different stores have the same digital camera on sale. The original price and discounts offered by each store are
    8·2 answers
  • (889x27)+50 is_____than 889x27
    9·1 answer
  • Please help fast with correct answer no guessing answer. Only answer if actually know the answer
    6·1 answer
  • Graph a line that contains the point (-5,-6) and has a slope of 3/2
    15·1 answer
  • Help please I really need help, thank you
    8·1 answer
  • HELP PLSSS, 20 POINTSSS
    9·2 answers
  • Solve this step by step using the quadratic function <br> y=x^2 +x+2
    5·1 answer
  • A scatter plot is made to model the number of calories in different portions of fish sticks. The data used for the scatter plot
    10·2 answers
  • Ariana started a savings account with $240. She deposits $30 into her account at the end of each month. She wants to know how ma
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!