Harvey the wonder hamster can run 3\dfrac16 \text{ km}3 6 1 ​ km3, start fraction, 1, divided by, 6, end fraction, start text, space, k, m, end text in \dfrac14 4 1 ​ start fraction, 1, divided by, 4, end fraction hour. Harvey runs at a constant rate. Find his average speed in kilometers per hour.

Answers

Answer 1

Answer:

[tex]Speed = \frac{38}{3}km/hr[/tex]

Step-by-step explanation:

Given

[tex]Distance = 3\frac{1}{6}km[/tex]

[tex]Time = \frac{1}{4}hr[/tex]

Required

Determine the average speed

Average speed is calculated as thus;

[tex]Speed = \frac{Distance}{Time}[/tex]

[tex]Speed = 3\frac{1}{6}/\frac{1}{4}[/tex]

[tex]Speed = 3\frac{1}{6} * \frac{4}{1}[/tex]

Convert Mixed Fraction to Improper fraction

[tex]Speed = \frac{19}{6} * \frac{4}{1}[/tex]

[tex]Speed = \frac{19 * 4}{6 * 1}[/tex]

[tex]Speed = \frac{76}{6}[/tex]

Divide both sides of the fraction by 2

[tex]Speed = \frac{38}{3}[/tex]

Hence:

The speed is:

[tex]Speed = \frac{38}{3}km/hr[/tex]

Answer 2

Answer:

38/3

Step-by-step explanation:


Related Questions

help plz! which one is it

Answers

it look like should be #2

Answer:

A

Step-by-step explanation:

We have the graph of the function f(x).

We want to determine which of the given is true of the graph from [tex]x=g[/tex] to [tex]x=\infty[/tex].

So, essentially, we are focusing on the last curve (see image below).

First, since the curve is above the x-axis, the curve is positive.

Second, since the curve is curving upwards, this means that it must be increasing. Another way to think about this is to think about the slope of our curve. While we can't calculate the exact slope, the average slope will be positive, so our function is increasing.

So, our answer is A.

And we're done!

what set does 13.444 belong to

Answers

Answer:

13.4445 I think.

Step-by-step explanation:

Homeroom 2b sold 70 candy bars or 35% of all the candy bars sold. How many candy bars were sold in all?

Answers

Answer:

24.5

Step-by-step explanation:

35% of 70 is  24.5

so 70 plus 24.5 = 94.5

PLSSS HELPPPP ASAP

Keiko stopped and bought 13.9 gallons of gas at a cost of $3.85 per gallon. How much did Keiko pay for the gas?

A. $53.52
B: $59.77
C. $535.15
D. 597.70

Answers

Answer:

A

Step-by-step explanation:

Multiply 13.9 and 3.85

Answer:

IS A

Step-by-step explanation:

youre welcome

I’m working on a fireworks portfolio and I need someone to check my work. Does this look good or am I way off. Thank you best answer gets brainliest

Answers

1) Height of local building = 10 feet

2) Intial velocity of a fireworks = 100 ft/sec

3) h(t) = -16t^2 + h  

Answer: everything looks correct from my side

Step-by-step explanation:

What’s -7 - - 1
And why?

Answers

Answer:

-8

Step-by-step explanation:

when there are two negetive numbers you add them not subtract

find 5 consecutive odd integers if the sum of the first three integers is 7 more than
PPPPPPPPPPPPLLLLLLLSSSSSSS HELPPPP

Answers

Answer:

15,17,19,21,23

Step-by-step explanation:

Enjoy You All!

What is the sum of the measures of a 30gon

Answers

Answer:

help me plss huhuhu T_T wjgaiwjzsashs

Answer:

5040°

Step-by-step explanation:

assuming you mean the sum of the interior angles.

the sum of the interior angles of a polygon is

sum = 180° (n - 2) ← n is the number of sides

here n = 30 , then

sum = 180° × 28 = 5040°

what is 34.982 + 45.8 + 3.4298=

Answers

Answer:

84.2118

Step-by-step explanation:

34.982 + 45.8 + 3.4298=84.2118

84.2118
i just did it

Evaluate 9 - 8/s
when S = 4

Answers

Answer:

9-2 is7

Step-by-step explanation:

Answer:

7

Step-by-step explanation:

1.) Let's substitute 4 for [tex]S[/tex].
[tex]9 - \frac{8}{S}[/tex]
[tex]= 9 - \frac{8}{4}[/tex]
[tex]= 9 - 2[/tex]
[tex]= 7[/tex]

what is the best reasoning for line 3

Answers

Answer:

E

Step-by-step explanation:

Answer: D) SAS

"S" stands for "side" and "A" stands for "angle"

SAS = side angle side

The order is important because the angles must be between the two congruent sides.

One pair of congruent sides is AC = CE as shown by the single tickmarks.

The other pair of congruent sides is BC = CD shown by the double tickmarks

The congruent angles are the vertical angles BCA and DCE. Vertical angles are always congruent. Note how these angles are sandwiched between the tickmarked sides.

your answer must be simplified x/25 > 5

Answers

Answer:

[tex]x>5[/tex]

Step-by-step explanation:

[tex]\frac{x}{25}>5\\\\25(\frac{x}{25})>25(5)\\\\\frac{x}{1}>125\\\\x>125\\\\\underline{x>5}\Longleftarrow\:Answer[/tex]

What is the decimal equivalent to -3 3/12

Answers

[tex]______________________________________________[/tex]

What is the decimal equivalent to -3 3/12

[tex]\huge\rm{ANSWER:}[/tex]

[tex]\huge \rm{ - 3.25}[/tex]

[tex]\huge\rm{SOLUTION:}[/tex]

To begin, keep in mind that - 3 3/12 is a mixed number, also known as a mixed fraction. It has a valid fraction as well as a complete number.

The following is a list of the numbers in a mixed fraction:

[tex]\huge \rm{ - 3}[/tex] the whole number.

[tex]\huge \rm{ 3}[/tex] the numerator

[tex]\huge \rm{ 12}[/tex] the denominator

Follow these procedures to convert -3 3/12 from a mixed number to a decimal number:

Divide the denominator by the numerator to convert the correct fraction to decimal.

3 ÷ 12 = 0.25

To get the entire number of the mixed fraction, multiply it by this decimal number.

-3 + 0.25 = - 3.25

Therefore, the decimal equivalent to -3 3/12 is -3.25

[tex]______________________________________________[/tex]

Find the slope of the line passing through the two points (-2,1) (6,-1)

Answers

Answer:

-1/4

Step-by-step explanation:

We use the formula:

[tex] \frac{y₂ -y₁}{x₂ -x₁} [/tex]

plugging in we have

[tex]\frac{ (- 1)-(1)}{(6) -( - 2)} = \frac{ - 2}{8} = - \frac{1}{4} [/tex]

Therefore our slope is -1/4

A student scored in the 85th percentile on her chemistry exam. What does this student's score mean in relation to those of the other test takers? (4 points) Group of answer choices Her score was better than those of 85% of all test takers. Her score was worse than those of 85% of all test takers. Her score on the exam was 85%. Her score was in the top 85% of all test takers' scores.

Answers

Answer:

The answer is  

her score was in the top 85% of all test takers' scores.

Step-by-step explanation:

Percentile is the relative standing in a set of data from the lowest values to highest values.

If your score is in the 85th percentile, it means that 85% of the scores are below your score and 15% are above your score.

Answer:

A. Her score was better than those of 85% of all test takers.

Step-by-step explanation:

This means that 85% of the students scored lower on the test, so approximately 15% scored higher.

someone pls help me with this

Answers

Answer:

1 =125

2=55

3=95

...........

What is the quotient of StartFraction 7 Superscript negative 1 Baseline Over 7 Superscript negative 2 Baseline EndFraction? StartFraction 1 Over 343 EndFraction One-seventh 7 49.

Answers

The quotient of two expressions is the division of the expressions

The quotient of [tex]\frac{7^{-1}}{7^{-2}}[/tex] is 7

How to determine the quotient

The expression is given as:

[tex]\frac{7^{-1}}{7^{-2}}[/tex]

Rewrite the above expression by applying the law of indices

[tex]7^{-1 + 2[/tex]

Simplify the exponent

[tex]7^{1[/tex]

Evaluate the exponent 7 raise to the power of 1

7

Hence, the quotient of [tex]\frac{7^{-1}}{7^{-2}}[/tex] is 7

Read more about quotient at

https://brainly.com/question/7068223

Answer:

D.

Step-by-step explanation:

Multiply (9 - 4i)(2 + 5i)​

Answers

Answer:

38+37i

Step-by-step explanation:

11. Which of the following is the measure of ZQRS?​

Answers

if there’s a small square at a corner then that automatically means it equals 90 degrees, therefore the answer should be B.

1 3/8, 1 3/4, 2 1/8,__,2 7/8 Find the missing Fraction

ASAP PLEASEEE

Answers

Answer:

2 1/2

Step-by-step explanation:

An arithmetic sequence is found when you subtract consecutive terms. The difference is always 3/8 between the terms.

can someone pls explain how to answer this?

Answers

Answer:

HOPE THIS HELPS

Step-by-step explanation:

You need to first plot the points on the graph.

Since, it says you need to reflect across x axis, you need same number of square units.

For example, P has the coordinates( -2,3 ). -2 lies on the x axis, so the point doesn't go neither left nor right. It is 3 squares above the x axis, so the reflected point should be 3 squares below the x axis. Likewise, you can do the other points.

Hope it helps :)

12 feet =. . Yards
Help

Answers

Answer:

4

Step-by-step explanation:

How many yards in 12 feet?

                                                                         1 yd

Multiply 12 feet by the conversion factor  ---------------   obtaining   4 yd

                                                                         3 ft

sobre un estante se pueden colocar 30 libros de ciencias y 6 lubros de letras o 18 libros de letras y 10 libros de ciencias ¿cuantos libros de letras unicamente se pueden colocar?

Answers

Usando un sistema de ecuaciones vamos a ver que entran 24 libros de letras en el estante.

Cuantos libros de letras se pueden colocar?

Vamos a usar las variables:

x = peso de un libro de ciencias.y = peso de un libro de letras.

Por el texto, podemos saber que el peso maximo que tolera el estante esta dado por el sistema de ecuaciones.

30*x + 6*y = P

10*x + 18*y = P

Podemos igualar esas dos ecuaciones para obtener:

30x + 6y = 10x + 18y

30x - 10x = 18y - 6y

20x = 12y

x = (12/20)*y

Ahora, podemos reemplazar esto en una de las dos ecuaciones, por ejemplo la primera:

30x + 6y = P

30*(12/20)y + 6y = P

(3/2)*12*y + 6y = P

18y + 6y = P

24y = P

Así concluimos que entran 24 libros de letras en el estante.

Sí quieres aprender más sobre sistemas de ecuaciones, puedes leer:

https://brainly.com/question/20868687

4x^2y multiplied by (-6xy^2)

Answers

Answer:

4x²y* (-6xy²)= -24x³y³

A student made the table to find 40% of 130.
Which expression can be used find 40% of 130?
26x5
26x4
26x3
26x2

Its timed plssss help!!!

Answers

Answer:

26 x 2

Step-by-step explanation:

40% of 130 = 52

26 x 2 = 52

Answer: 26x2

Step-by-step explanation:

Factor completely 3x − 15. (1 point) 3(x − 5) 3(x + 5) 3x(−15) Prime

Answers

Answer:

[tex]3(x - 5)[/tex]

Step-by-step explanation:

[tex]3(x - 5) =( 3)(x) + (3)( - 5) = 3x - 15 \\ \\ 3(x + 5) = (3)(x) + (3)(5) = 3x + 15 \\ \\ 3x( - 15) = (3x)( - 15) = - 45x[/tex]

if 300 people come to the gym on a given day, approximately how many people would you expect to exercise for more than 136 minutes?​

Answers

Answer:  120

===========================================================

Explanation:

Add up the numbers in the second column:

4+19+25+32 = 80

There are 80 people being surveyed in the table.

Of those 80 people surveyed, 32 of them exercised for more than 136 minutes.

The probability of selecting someone who exercised for more than 136 minutes is the fraction 32/80 = (16*2)/(16*5) = 2/5

----------

Multiply this probability with the larger sample size of 300 to get

(2/5)*300 = 0.4*300 = 120

We estimate that 120 people would exercise for more than 136 minutes.

Note that 120/300 = 2/5.

josh drove 258 miles using 3/4 tank of gas? at the same rate, how far could he drive on ome full tank of gas?

Answers

Answer:

344miles

Step-by-step explanation:

if 258=3/4

=1

258÷3/4=344

Answer:

344 miles

Step-by-step explanation:

258 ÷ 3/4 = 344

I need help with this

Answers

Ooooh I. Ned help too but I can help you I think the maths are so difficult

whats the mean????????

Answers

Answer:

the mean is 5

Step-by-step explanation:

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