Jan spent 3 3/4 hours doing homework last week. She spent
5 1/4 hours doing homework this week. How many more
hours did Jan spend on homework this week than last
week?

Answers

Answer 1

Answer:

6/4

Step-by-step explanation:

Answer 2

Answer:

Exact Form:

3/2

Decimal Form:

1.5

Mixed Number Form:

1 1/2

Step-by-step explanation:


Related Questions

If x= -2, then what’s

4+x
——
3x

Answers

Answer:

a). 2    b). -6

Step-by-step explanation:

4+x

4 + (-2)

= 2

3x

= 3(-2)

= - 6

Answer:

Exact Form: [tex]-\frac{1}{3}[/tex]

Decimal Form: -0.333...

can someone PLEASE HELP ME?? i have to redo some answers on my test and i have no clue what to do!
i would really appreciate your help!

A robin was sitting 9 feet from the base of a tree. The robin flew 41 feet to the top of the tree. The tree is ___ feet tall.

Hint: Draw and label a diagram.

Answers

Answer:

41 ft

Step-by-step explanation:

Since that's the height the Robin flew to.

Answer:

its either 41 feet or 50 feet or neither cause im dum.b

Step-by-step explanation:

41 feet explanation = the bird was on the ground and was 9 feet away from the tree so the bird moved 9 feet ON THE GROUND and then flew up 41 feet

50 feet explanation = the bird was on a branch 9 feet up from the tree base and flew the rest of the 41 feet

Find surface area of right cone with diameter of 12 meters and a slant height of 9 meters

Answers

C ^^^ !!!!!! aahhahahahahhahahahaha

Clare's volleyball game ended at 6:30 pm. It took 2 hours and 48 minutes to play the game. What time did Clare's volleyball game begin?

what is 6:30 subtracted by 2 hours and 48 minutes?​

Answers

Answer:

3:42

Step-by-step explanation:

Marking brainliest

Please help

Answers

Answer:

sin = 2/3

cos = sqrt5/3

tan = 2/sqrt5

HELLPPPP MEEE NEEDD HELP ¶∆¶

Find the RATIO and the EXACT VALUE of the given Cos B.​

Answers

Answer:   5/13

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

Work Shown:

cos(angle) = adjacent/hypotenuse

cos(B) = BC/AB

cos(B) = 5/13

Please help ASAP I need helppppoñ

Answers

answer is the 3rd one here’s the working

Nine chips numbered 1 through 9 are placed in a box and mixed. Margie selected one chip from the box. What is the probability that Margie selected a chip that is a multiple of three?

Answers

Answer: [tex]\dfrac{1}{3}[/tex]

Step-by-step explanation:

Given

There are 9 chips numbered 1 to 9 placed in a box

Margie selected one chip from the box

If the chip is multiple of 3 then the chip can be 3, 6, or 9

So, the probability associated with this is

[tex]\Rightarrow P=\dfrac{\text{favorable}}{\text{Total}}\\\\\Rightarrow P=\dfrac{3}{9}\\\\\Rightarrow P=\dfrac{1}{3}[/tex]

I would really appreciate answer i only have 30 more minutes please :(

Answers

Answer:

Q4) 23

Q5) 18

Q6) 15

Step-by-step explanation:

Q6) In the given Stem and Leaf Plot, we have, the average weights as follows;

0.1, 0.1, 0.1, 0.2, 0.2, 0.3, 0.4, 0.4, 0.5, 1, 1, 1.2, 1.3, 1.7, 2.2

By counting the number of data given above, n = 15

Q5) The given data in the stem and leaf diagram are;

7, 9, 14, 15, 16, 18, 18, 21, 23, 30

The median of the 10 data points is the (10 + 1)/2 or the 5.5th data point

The fifth data point = 18

The sixth dat point = 18,

Therefore, the median, which is the 5.5th data point = 18 + (18 - 18)/2 = 18

The median = 18

Q4) The given data points are;

7, 9, 14, 15, 16, 18, 18, 21, 23, 30

The range = The largest data point value - The least data point value

Therefore;

The range = 30 - 7 = 23

The range = 23

HELP ASAP I'LL GIVE BRAINLIEST ITS TIMED

Answers

Your answer is 158 hope this helps.

Answer

52.6666666667

Step-by-step explanation:

look it up

Evaluate √ 20.

A: 4. 47
B: 4
C: 5
D: 10

Answers

Answer:

It would be A. 4.47

The young mathematician is presented with this problem: (13 + 7) x (5 - 3) / 4 x (1 + 1) = Which operation would the young mathematician do first?

The division
The subtraction
Those inside parentheses
The multiplication

Answers

Those inside the parentheses. Rember pemdas or Parentheses Exponets Multiple Divide Add Subtract in that order from left to right

- True or False: When you multiply fractions, you need common denominators.
True
False

Answers

Answer: true

Step-by-step explanation:

Answer:

Multiplication of fractions do not require the same denominator, or the bottom number of the fraction, like addition and subtraction does. Instead, you would simply multiply the denominators and the top numerators.

Determine algebraically the equation of the line passing through the points (0, -5) and (4, -9)

Answers

Answer:

y = -1x -5

Step-by-step explanation:

y2 - y1 / x2 - x1

-9 - (-5) / 4 - 0

-4 / 4

-1

y = -1x + b

-5 = -1(0) + b

-5 = 0 + b

b = -5

y = -1x -5

The volume of a sphere of radius 3 cm is
(A)
9x cm
(B)
18.t cm
(C)
27 cm
(D)
36 cm

Answers

Answer:

3^3 = 27

27 * 3.14 = 84.78

84.78 * 4/3 = 113.04 is your answer.

Formula of volume of sphere is:

4/3 x π(3.14 or 22/7 whatever they tell you to use for pi) x r^3(your radius being cubed)

You get your radius by finding out what is half of your diameter or your given radius.

What is 4x3x4x9 squared

Answers

Answer:

186,624 I think

Step-by-step explanation:

4*3=12

12*4=48

48*9=432

[tex]432^{2}[/tex]= 186,624!

Subtract 7 from the product 3 times f

Answers

Answer:

3f-7

Step-by-step explanation:

Which of the following is the equation for a circle with a radius of r and center at (h, v)?

Answers

Answer:

the correct answer is option A

Answer: Choice D

Your book may use the template [tex](x-h)^2 + (y-k)^2 = r^2[/tex], but it's the same idea. The center here is (h,k) and radius is r.

What are the solutions to the following quadratic equation? *
1 point
Captionless Image
x = –8 and x = –7
x = 7 and x = 8
x = –7 and x = –1

Answers

Answer:

x=123456789101112131415

Step-by-step explanation:

Try using guatmath is a really good app

Trigonometry help please! Show work thank you !

Answers

Answer:

Step-by-step explanation:

FIND ANGLE ADB
the number is 116 on top

Answers

Answer:

[tex]m\angle ADB=58^{\circ}[/tex]

Step-by-step explanation:

For an angle with a point on the circle, the measure of that angle is equal to half the measure of the arc it forms. Since angle ADB forms an arc AB that measures [tex]116^{\circ}[/tex], the measure of angle ADB equals [tex]\frac{116}{2}=\boxed{58^{\circ}}[/tex]

Step-by-step explanation:

ADB=116/2(inscribed angle is half of it's arc)

58°

stay safe healthy and happy...

Find the probability of drawing either a Queen or a Heart from a standard deck of cards.
A) 0
B)17/52
C) 1/4
D)4/13

Answers

Answer:

17/52 (Answer B)

Step-by-step explanation:

There are four queens and 13 hearts.  The probability of drawing a Queen is thus 4/52 (= 1/13); that of drawing a Heart is 13/52 (= 1/4).  

The probability of drawing either is 1/13 + 1/4, or 4/52 + 13/52, or 17/52 (Answer B)

Is this a Pythagorean triplet ?
12,5,13​

Answers

Yes, because 12^2 + 5^2 = 13^2

A cone has a height of 10 millimeters and a radius of 6 millimeters. What is its volume? Use ​ ≈ 3.14 and round your answer to the nearest hundredth.

Answers

Answer:[tex]376.80\ mm^3[/tex]

Step-by-step explanation:

Given

The height of the cone is [tex]h=10\ mm[/tex]

The radius of the cone is [tex]r=6\ mm[/tex]

Volume of cone is given by

[tex]V=\dfrac{1}{3}\pi r^2h[/tex]

Insert the values

[tex]\Rightarrow V=\dfrac{1}{3}\times 3.14\times 6^2\times 10\\\\\Rightarrow V=376.80\ mm^3[/tex]

Thus, the volume of the cone is [tex]376.80\ mm^3[/tex]

if four times the sum of a number and three is six less than twice the number what is the number

Answers

The number is -9

Explanation:

Let the number be x

4(x + 3) = 2x - 6
4x + 12 = 2x - 6
4x - 2x = - 6 - 12
2x = -18
x = -9

please help important I need now​

Answers

I think it’s 14 centimetres so option B

3+3+4+4= 14
6+6+2+2=14
12+12+1+1=26

Answer:

14 cm

The correct answer is B

5b^2+39b=8 please solve and explain why

Answers

Step-by-step explanation:

5b²+39b=8

<=> 5b²+39b-8=0

(5b-1)(b+8)=0

b = ¹/5 or b = -8

b=-8 and b=1/5.

Answer:

Solution given:

5b²+39b=8

5b²+39b-8=0

try to do middle term factorization.

it needs 40 while multiplication and 39 when subtraction.

it is 40-1 and 40*1

now

doing middle term factorization

5b²+(40-1)b-8=0

5b²+40-b-8=0

take common from each 2 term

5b(b+8)-1(b+8)=0

again take common and keep remaining in another brackets

(b+8)(5b-1)=0

either

b=-8

or

b=1/5

the figure below. help me please ​

Answers

It’s C, i just did it and i got 90% of them right. It’s C.
Part b it is c the 592pi cm3

PLEASE ANSWER QUICKLY

Answers

C is the answer ! Hope it helps

please answer these questions. only use the power of one to solve it. if u answer it right il give brainlest and ill make another question which u can get 50 points for free. pls answer no links or random answers.

Answers

Answer:

9a) 6 1/5

b) 6 4/7

c) 1 1/0

d) 4 1/8

e) 1 1/3

f) 3 1/6

10a) 15 years old

b) 14 1/6 years old

11) 8/3 = 2 2/3

7/5 = 1 2/5

2 2/3 + 1 2/5 = 4 1/15

12a) They ate 3 11/12 pizzas

b) They ate 1 1/3 more cheese pizzas than veg

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