I will mark Brainliest for first and correct answer. PLEASE NO LINKS


Mark checks the cost of pens at several stores to determine the best deal. Which choice gives the lowest cost per pen?

a) $7 for a pack of 5 pens
b) $15 for a pack of 10 pens
c) $18 for a pack of 15 pens
d) $48 for a pack of 30 pens

Please also explain how you got the answer even better the working

Answers

Answer 1

C

please mark brainiest

you would have to gather the amount of money of each pin pack for it for example $7 / 5 that will be $1 with 40 cents 15 / 10 = $1.50 18 / 15 equals 1.20 and 40 / 30 = 1.6 which the less amount of money would be c


Related Questions

4x - y - 5 = 0
I need help w this

Answers

Answer:

x = y/4 + 5/4  

y = 4x-5

Step-by-step explanation:

I hope this helps!

The ratio of black beads to green beads is 10:3.
If there is 50 black beads, how many green beads
are there?

Answers

Answer= 15
Hope this helps

Sam has 24/4 18 nickels and 36 times he wants to divide the coins into groups so that each group is worth the same amount of money what is the greatest number of groups say I'm can make using all the coins

Answers

Answer:

5 and each group would be worth $2.10

Step-by-step explanation:

Sam has 24 quarters, 18 nickels, and 36 dimes. He wants to divide the coins into groups so that each group is worth the same amount of money. What is the greatest number of groups Sam can make using all the coins?

HURRY PLEASE

Convert this monies to dollar

Quarters - 24 x 0.25 = $6  

Nickels = 18 x 0.05 = $0.9

Dimes = 36 x 0.1 = $3.6

sum of these amounts = $10.50

the greatest group is 5 and each group would be worth $2.10

Below is a diagram of a box shaped in house that contains a cylindrical air conditioning vental conditioning ventis feet long and 3.5 feet in diameter. If the soffit measures 3 by 4 tall by 13 feet longwhat is the volume of the soffit outside of the conditioning vent. Round your answer to the nearest

Answers

Answer:

The answer is 30.9 ft

Step-by-step explanation:

Answer: 30.9

Step-by-step explanation:

math nation told me.

An initial population of 415

ducks increases at an annual

rate of 32%. Write an

exponential function to model

the duck population.

Answers

Answer:

The exponential function to model the duck population is:

f(n)=415*(1.32)^n, where:

x is the duck population

n is the number of years

Step-by-step explanation:

In order to calculate the duck population you can use the formula to calculate future value:

FV=PV*(1+r)^n

FV=future value

PV=present value

r=rate

n=number of periods of time

In this case, the present value is the initial population of 415 and the rate is 32%. You can replace these values on the formula and the exponential function to model the duck population would be:

f(n)=415*(1+0.32)^n

f(n)=415*(1.32)^n, where:

x is the duck population

n is the number of years

Evaluate 24 = (6-2).

Answers

24 = 4 i think this is right

Answer:

4 (ignore this its for 20 characters

A 40-foot ladder is set against the side of a house so that it reaches up 24 feet. If Jordan grabs the ladder at its base and pulls it 3 feet farther from the house, how far up the side of the house will the ladder reach now? (The answer is not 21 ft.) Round to the nearest tenth of a foot.

Answers

i think the ladder would reach about 14.4 feet

Answer:

its 19.4 because i just got it wrong

Step-by-step explanation:

it wont let me put 2 pictures so the next thing they ask is, how many seconds will it take Adrian to run 3 meters

and the next one is, how far has sarah walked after 2 seconds

Answers

Answer:

your answer is 7.5 meters sorry i got to this late

Step-by-step explanation:

Dana gets paid $10 per hour plus a $10 bonus for the week. Tommy gets paid $9 per hour plus $13 bonus for the week. Set up a system of equations and tell how many hours they would need to work to earn the same amount.
A) 3 hours
B) 40 hours
C) 20 hours
D) 10 hours

Answers

Answer:

A) 3 hours

Step-by-step explanation:

x = per hour

y = total

Dana:

y = 10x + 10

Tommy:

y = 9x + 13

Combined (Solve for x):

y = 10x + 10

y = 9x + 13 (Multiply by -1)

y = 10x + 10

-y = -9x - 13

0 = x - 3

x = 3

PLZ I NEED HELP MEE ASAP:)

Answers

Answer:

Probably have to go with B

Step-by-step explanation:

PRocess of elimination

It’s C because if you look at the lines
CD = TU and RS = AB
The rest are incorrect because the lines are not in the same spot

The dishwasher uses 32 gallons of water to wash 4 loads of dishes. How many gallons of water will the dishwater use to wash 10 loads of dishes?

Answers

Answer:

80 gallons

Step-by-step explanation:

32 divided by 4 to get the number of gallons it uses for 1 load of dishes which is 8. 8 multiplied by 10 = 80.

Answer 80 gallons

Step-by-step explanation:

32 divided by 4 equals 8, we have now found the rate of change. We then multiply 10 by 8 because for every load of dish it uses 8 gallons. So that equals 80 gallons.

Scott was considering the equation 5 - x = 12. He said, "That seems
impossible. How can I start with 5 and subtract from it and have more than
5 as the difference?" Write a note to Scott explaining what the solution for
x is and why it is possible. *

Answers

Answer:

-7

Step-by-step explanation:

[tex]5 - x = 12 \\ 5 - 12 = x \\ - 7 = x[/tex]

it is possible because x is just a letter representing the unknown nos

Circle T is shown. Angle Q S R intercepts arc Q R. Angle Q S R is 52 degrees. What is the measure of arc Q R? 26° 52° 104° 128°

Answers

Answer:

104 degrees'

Step-by-step explanation:

Find the diagram attached

According to the theorem;

Angle at the vertex is half the angle at its intercepted arc

Given

Angle at the vertex = 52 degrees

Angle at the intercepted arc = arc QR

Hence;

52 = 1/2 arcQR

Cross multiply

52 * 2 = arcQR

104 = arc QR

Swap

arc QR = 104 degrees'

Answer:

C)104

Step-by-step explanation:

edg 2021

PLEASE HELP WITH NUMBER 5 WILL GIVE BRAINLIST

Answers

Answer:

k

Step-by-step explanation:

The dimensions of a box are x, 2x, and 3x. Each dimension is increased by 2. Calculate the volume of the box.

Answers

9514 1404 393

Answer:

  6x^3 +22x^2 +24x +8

Step-by-step explanation:

The dimensions of the larger box are ...

  (x+2), (2x+2), and (3x+2)

The volume is the product of these dimensions.

  V = LWH

  V = (x+2)(2x+2)(3x+2) = (x +2)(6x^2 +10x +4)

  V = 6x^3 +22x^2 +24x +8

The volume of the box is 6x^3 +22x^2 +24x +8.

Han has 10 cubes, each 5 inches on a side. Find the total volume of Han's cudes Express your answer as an expression using an exponent.

Answers

Answer:

2 * 5⁴

Step-by-step explanation:

Given :

Number of cubes = 10

Side length, a of each cube = 5

The volume of a cube = (side length)³

Hence, the volume of each of Han's cube = 5³

Therefore, the total volume will be :

Volume or cube * number of cubes

5³ * 10

10 = 2 * 5 = 2 * 5¹

5³ * 2 * 5¹

2 * 5^(3 +1)

2 * 5⁴

BRAINLIEST PLS HELP

Solve for x:



x = 10
x = 30
x = 0
x = 1

Answers

Answer:

x=0

Step-by-step explanation:

Answer:

x = 0.

Step-by-step explanation:

find the value of x +65+115+115

Answers

Answer:

65

Step-by-step explanation:

65 because they alternate

AB=BA

65=115

115=65

idrk if tht makes sense tho lol

2r + 1.6b = 10 but r is independent variable

Answers

Answer:

it's either B=6.25-1.25r or it's r=5-0.8b

The students put recycling bins for cans and bottles in the cafeteria and teaches lounge. At the end of last week, there was a total of 48.9 pounds of cans and bottles. They split them evenly into 3 bags. How many pounds were in each bag?

Answers

Answer:

16.3

Step-by-step explanation:

There was a total of 48.9 pounds of cans and bottles

They were split evenly in 3 bags

Hence the number of each pounds in the bag can be calculated as follows

= 48.9/3

= 16.3

Hence 16.3 pounds are found in each bags

Find the circumferences of both circles to the nearest tenth.
-5 cm
5 cm
17
1
The circumference of the blue circle is about
cm.
The circumference of the orange circle is about
cm.

Answers

Answer:

blue circle = 62.8 cm

orange circle = 31.4 cm

Step-by-step explanation:

orange circle = π2r = (3.14)(2)(5) = 31.4 cm

blue circle = π2r = (3.14)(2)(10) = 62.8 cm

How do you write 400 in scientific notation?

Answers

Answer: 4x10^2

Step-by-step explanation:

If the circumference of a circle is 44 pi feet, what is the radius?

Answers

I think it’s 276.46 or just 276. Have a good day❤️

hope it helps you friend!!

Pls help, question on picture, will do brainliest if right
no links!!!!!

Answers

Answer:

[tex]tan(\theta) = \frac{3}{4}[/tex]

Step-by-step explanation:

Remember the trigonometric ratios, keep in mind that the way the side is referred to is based on its position relative to the angle getting referenced. The side next to the referenced angle ([tex]\theta[/tex]) is called the adjacent side, the one opposite the angle is called the opposite side, and the side opposite the right angle of the triangle is called the hypotenuse.

[tex]sin (sine) = \frac{opposite}{hypotenuse}\\\\cos (cosine) = \frac{adjacent}{hypotenuse}\\\\tan(tangent) = \frac{opposite}{adjacent}[/tex]

In this problem, one is asked to find the value of ([tex]\theta[/tex]) with regards to a trigonometric function. One is given the opposite and adjacent sides, it would make the most sense to use the trigonometric function (tangent). Substitute the sides into their respective place, and simplify to find the value of the trigonometric function.

[tex]tan(\theta) =\frac{15}{20}\\\\\\tan(\theta)=\frac{3}{4}[/tex]

regina writes an expression y+9 x 3/4 what expression is equivalent?

Answers

Answer:

y + 27/4

Step-by-step explanation:

Took the test

Omg PLS SEND HELP i suck at math

Answers

Answer:

13/25

Step-by-step explanation:

13 = 8 circles + 5 hearts.

25 = all the shapes.

(It says not to simplify... so the answer is 13/25)

Answer:

13/25

Explanation:

It's simple !

1. count the needed shape (this example is circle)

2. there is 8 circles , now count the total shapes !

3. there is 25 shapes

4. add 8 and 5 = 13 !

5. lastly, put them together as a fraction

{20, 30, 40, 50, 60, 70, 80}
The range of this set of numbers is
A)
0
B)
20
50
D)
60

Answers

It is C 50 Hopefully this is right

Answer:

60 or D

Step-by-step explanation:

The Range is the difference between the lowest and highest values.

80-20= 60

NEED ASAP!!

Choose the correct conic section to fit the equation.
y= 1/8x^2


1.Hyperbola
2.Parabola
3.Ellipse
4.Circle

Answers

Answer:

it's D. Circle

Step-by-step explanation:

it is correct

hope you enjoy

6 The interior angles of a triangle always sum to 180°. The measure of ZC is 8°
less than the measure of ZD. Find the values of x and y.

Answers

Answer:

m<D=67

m<C=59

Step-by-step explanation:

m<C=y-8

m<D=y

m<A=54

put all the angles together and equal to 180

(y-8)+(y)+(54)=180

now solve the equation

67=y

(67)-8=59

PLZ HELP ME
If m<7=62 find m<1.

Answers

Answer:

m<1 =118 ~trust me I just finished this section

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