Katelyn had $132. She spent $28 buying gifts for her friends and $32 on books. Estimate how much money she has left by first rounding all numbers to the nearest ten and then subtracting.

Answers

Answer 1

Answer:

Pretty sure it's $70.  

Step-by-step explanation:

The first thing you need to do is round to the nearest ten. To do that you see if $28 is closer to $20 or $30. And it is closer to $30. The see if $32 is closer to $30 or $40. And it's closer to $30. Then you subtract $132 minus $30 minus $30. And you get $72. If they are asking what the nearest ten is for the answer, then it would be $70.

Answer 2

Answer:

70

Step-by-step explanation:


Related Questions

Maya is going to watch a movie in her collection. She has 3 action movies, 11 comedies, and 9 dramas. She will randomly select one movie. What is the probability that the movie she selects is not a comedy?

Answers

Answer:

The probability is 12/23

Step-by-step explanation:

We calculate the number of movies in her selection

Mathematically, that will be;

3 + 11 + 9 = 23

The number of movies that are not comedy will be;

3 + 9 = 12

So the probability of selecting a movie that is not comedy will be 12/23

14 x 18. How do you do distributive property?

Answers

The answer is:14x18= 252

In which step was the first mistake made when solving this equation.

Answers

Step A since it should be a positive 8
Step A. A negative multiplied by a negative is positive. -2 times -4 should’ve been + 8.

would u like to watch naruto or boruto?

so my question won't delete im gonna put math equations also don't say answer for the equations there just examples 2x3x4x5
also u might get brainliest

Answers

Answer:

naruto

Step-by-step explanation:

65

Answer: Naruto for sure

Step-by-step explanation:  2x3x4x5= 120

WRITE AN EQUATION THAT MODELS THE FOLLOWING STATEMENT, THEN SOLVE THE EQUATION:
1. Maria makes $2,000 more than twice what Daniel make per year:
2. If Daniel made $35,000 last year, how much money did Maria make?

Answers

Answer:

35,000*2 + 2,000 = x

70,000 +2,000 = x

72,000 = x

Maria made $72,000 last year

2. Which is the correct set up for the quadratic formula to solve the equation below: *
(2 Points)
= 2x2 + 10x + 8
8(x)
O
x =
-10 + 102 -4(2)(8)
2(2)
x =
-10 /10--4(2)(8)
2.
O x=
10 / 102 -4(2)(8)
2(2)
x =
-10 +102 +4(2)(8)
2(2)

Answers

-10 +102 +4(2)(8) vsvshbdnndbsbbhdhhd

Pls help asap, will do brainlest

Answers

Answer:

i got 2730 hope its right

Step-by-step explanation:

what is the equation in slope intercept form of a line that has a slope of -1/2 and a y intercept of 6?​

Answers

Answer:

y=-1/2x + 6

Step-by-step explanation:

I can't see the picture because it is blurry but i got y=-1/2x + 6

2(a + b)=
Helppp meee pleaseeeeee

Answers

Answer:

ITS C

Step-by-step explanation:

MULTIPLIED BY THE NUMBER TO THE LEFT LOL

PLEASE HELP DO THE ONES THAT ARE CIRCLED IT DIDNT TELL ME ANYTHING ELSE
Find the absolute value.
17.-|8|
18. |13|
19. |3 6/7|
20. |-134|
please help i dont know how to do this. I just went back to in person school and I told her it never taught me this. she argued with me and basically teach myself from pages of the math book. and I figured out some stuff but im confused with this part I'd love it if you'd help.​

Answers

An absolute value is the positive value of the number between the vertical lines.

If the number in between the vertical lines is negative, the absolute value become a positive.

 If the value in between the lines is already positive, it stays positive.

17. |-8| = 8

18. |13| = 13

19. |3 6/7| = 3 6/7

20. |-1.34| = 1.34

Answer:

17. 8

18.13

19. 3 6/7

20. 1.34

Step-by-step explanation:

The absolute value would just be the opposite of the original value.

Sorry for it being so long

Answers

Answer:

<1 = 97

<2 = 83

<7=87

<8 = 83

<11 = 112

<12 = 68

<13 = 112

<14 = 68

Step-by-step explanation:

Those are the only ones Ik sry

What is the area of the real objet that the scale drawing models

A. 300 square cm
B. 60 square cm
C. 25 square cm
D. 12 square cm

Answers

Answer:

C. 25 square cm

Step-by-step explanation:

Heldi is placing an online order at her favorite clothing store. Each shirt that she is ordering costs $12.50. If she must
spend at least $50 In order to get free shipping, how many shirts must she buy to get free shipping.
To graph the solution set of this inequality, draw( open or closed)
circle on the boundary point and shade to the
Either left or right)?? ASAP

Answers

Answer:

She has to buy 4 shirts. I'm not sure how to graph this sorry.

Step-by-step explanation:

2 times what gives you 7

Answers

Answer:

You cannot do 2 times whatever number because 7 is an odd number, whilst numbers getting multiplied by 2 are always even

Step-by-step explanation:

Hope this helps!!!!!

(ノ◕ヮ◕)ノ*:・゚✧

Answer:

nothing!

unless you mean 1 x 7  or 7 x 1

Step-by-step explanation:

plz helpppppppppppp me asap

Answers

Answer:

x = 11,  CD = 74, DE = 74, and CE = 37

Step-by-step explanation:

9x-25 = 6x+8

3x - 25 = 8

3x = 33

x = 11

CD = 9x - 25 = 99 - 25 = 74

DE = 6x+8 = 66 + 8 = 74

CE = 10x - 73 = 110 - 73 = 37

Find the area of the figure.
A. 50 ft^2
B. 41 ft^2
C. 42 ft^2
D. 38 ft^2

Answers

Answer:

I'm pretty sure its A

Step-by-step explanation:

Answer: The answer is 38ft^2

Step-by-step explanation:

3 x 10 = 30

6 - 10 = 4

5 - 3= 2

4 x 2 = 8

30 + 8= 38

Answer: 38ft^2


A watch was on sale for 70% off. The sale price is $60. What was the original price?

Answers

Answer:

78 dollars

Step-by-step explanation:

QUICK I NEED HELP!!! the question is: Roberto is using 12 blue tiles and 8 green tiles to design a of his outdoor patio which ratio compares the number of blue tiles to the number of green tiles in one section

Answers

12:8 is the correct answer

Evaluate the expression.

(−6)(0) − 6 =

Answers

Answer:

-6

Step-by-step explanation:

(-6)(0)-6=-6

I hope this helps you

Solve this question. 50 pts!!

Answers

Answer:

QR = 19

SR = 24

PT = 25

SQ = 14

QRS = 47 °

PQS = 39°

RPS = 42°

PSQ = 67°

Answer:

answer

Step-by-step explanation:

QR = 19

SR = 24

PT = 25

SQ = 14

QRS = 47 °

PQS = 39°

RPS = 42°

PSQ = 67°

The parabola y = x^2 is shifted up by 7 units and to the left by 1 unit. What is the equation of the new parabola?

Answers

Answer:

6

Step-by-step explanation:

Answer:

(x+1)^2+7

Step-by-step explanation:

khan academy

HELP PLEASE! Write a quadratic function that passes through the point (-1,9), has an axis of symmetry of x=-3 and a minimum value of 7.

Answers

Answer:

[tex]y = \frac{1}{2}x^{2} - 3x + 11.5[/tex]

Step-by-step explanation:

Vertex Form of a quadratic equation;

[tex]y = a( x - h )^{2} + k[/tex]

Vertex of the parabolas (h, k)

The vertex of the parabola is either the minimum or maximum of the parabola. The axis of symmetry goes through the x-coordinate of the vertex, hence h = -3. The minimum of the parabola is the y-coordinate of the vertex, so k= 7. Now substitute it into the formula;

[tex]y = a ( x + 3 ) ^{2} + 7[/tex]

Now substitute in the given point; ( -1, 9) and solve for a;

[tex]9 = a( (-1 ) + 3)^2 + 7\\9 = a (2)^{2} + 7\\9 = 4a + 7\\-7 -7\\2 = 4a\\\frac{1}{2} = a\\[/tex]

Hence the equation in vertex form is;

[tex]y = \frac{1}{2}(x - 3)^{2} + 7[/tex]

In standard form it is;

[tex]y = \frac{1}{2}x^{2} - 3x + 11.5[/tex]

Please help me answer this.

Answers

Boosting this so more people can see!

How do you convert y-15= 50(x-3) to slope-intercept form?

Answers

Answer:

x=\frac{y-15}{50}+3

Step-by-step explanation:

The cost of a t-shirt was $30. Now the t-shirt costs $37.50. What is the percent of change? Do the work on your own paper and write your answer as a number.

Answers

Answer:

25%

Step-by-step explanation:

Given that,

Initial cost of a t-shirt = $30

Final cost of a t-shirt = $37.50

We need to find percent of change. The percentage change in any value is given by :

[tex]\%=\dfrac{\text{final value-initial value}}{\text{initial value}}\times 100\\\\=\dfrac{37.5-30}{30}\times 100\\\\=25\%[/tex]

Hence, the percentage error is 25%.

if the parallel sides of a parallelogram are 2 cm apart and their sum is 10 cm then its area is​

Answers

Answer:

10cm^2

Step-by-step explanation:

The parallel sides of a parallelogram is 2cm apart

Their sum is 10cm

Therefore the area can be calculated as follows

= 2 ×10/2

= 20/2

= 10 cm^2

Hence the area is 10cm^2

3) The price of a math book is $50, but you only have $35 with you. If you
get a discount of 20%, how much money do you need to borrow from a
friend so that you can buy the book?
Work Area
4) The price of a telephone is $200 at Walmart and $240 at Target. If you
get a 15% discount at Target, where would you go to buy the telephone?

Answers

3) they would need to borrow 5$ from a friend

4) at target even with the 15% off it would still be 204$ so you would go to walmart where it’s still only 200$

HELP FAST i have a lot to do and its all due on the 14 so pls help

3(3+4) blank 3³

What is the solution set for 6x−9=15, given the replacement set {0, 1, 2, 3, 4}?

What is the solution set for 6x−2=5x+3, given the replacement set {2, 3, 4, 5}?

What is the solution to this equation?

6+7(b−1)=5+b

Answers

Answer: 1. X=4

2. X=12

3. X=5

4. B=1

Step-by-step explanation:

Fill in the blanks with '<'or'>?.
(a) 0.4 m
0.6 m
(b) 0°C
-4°C
(c) -2 °C
-2.5 °C

Answers

Answer:

See below.

Step-by-step explanation:

(a) 0.4 m < 0.6m

(b) 0°C > -4°C

(c) -2°C > -2.5°C

The equation 4s + 3d = 33 is used to determine the number of sandwiches, s, and drinks, d, that can be purchased with $33. If you purchase 3 drinks at $3 each, how many sandwiches will you be able to purchase?

Answers

You will be able to purchase 6 sandwiches at $4 each.
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