The average of sixteen numbers was 25. After an extra
number was included, the new average was 30.
What was the 17th number?

Answers

Answer 1

Answer:

i would say 25 since its mostly what people said but i don't know if im right

Step-by-step explanation:

Answer 2

Answer:

110

Step-by-step explanation:

x/16=25

&

x/17=30

the total blue for the first scenario:

x=400

&

the total value for the second scenario

x=510

the difference between the two is 110

(400+110)/17=30


Related Questions

helpppppppppppppp

Write the equation of a line that is parallel to the line y = - 4x + 1 and goes through the point (2,0)

y=______x +_______​

Answers

Answer:   y = -4x+8

In other words, -4 goes in the first blank and 8 goes in the second blank

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

Explanation:

Parallel lines have equal slopes, but different y intercepts.

The slope of y = -4x+1 is m = -4. So our answer will have this slope as well.

Use (x,y) = (2,0) along with that mentioned slope to get...

y = mx+b

0 = -4*2+b

0 = -8+b

0+8 = b

8 = b

b = 8 which is the y intercept

So we have m = -4 and b = 8 take us from y = mx+b to y = -4x+8

-------------

As a check, plugging x = 2 should lead to y = 0

y = -4x+8

y = -4*2+8

y = -8+8

y = 0

The answer is confirmed.

lol sorry again. need #2 for this assignment

Answers

Answer:

r=1

Step-by-step explanation:

13/20=3/4r-1/10r

multiply by 40

26=30r-4r

26r=26

r=1

The total cost for 6 mangoes and four apples is $46. Which equation represent this information?

Answers

Answer:

Step-by-step explanation:

6m+4a=46

Manyaaa i hope u see it haha

Answers

refer to the picture attached

The question is on the sheet...pls help!

Answers

Answer:

C

Step-by-step explanation:

f(x)=12x to g(x) = 2x

Answers

Answer:

g(x)=12-x^2. g(x)=12−x2 g ( x ) = 12 - x 2

Step-by-step explanation:

your welcome

the answer pls soon ​

Answers

Answer:

8/3

Step-by-step explanation:

2*(-2)^2*1/3

2*4*1/3

8*1/3

8/3

Help please! no links right answer will get brainleast

Answers

Answer:

infinite solutions

Step-by-step explanation:

m can be any number

Simplify:
-0.2sqrt(x^2)

Answers

Answer:

-0.2x

Step-by-step explanation:

-0.2*sqrt(x^2)

-0.2x

Select all of the following that are ordered pairs of the given function.



ƒ(x) = 3 - 2x

Answers

Answer:

These are the answers

(-1,5)

(0,3)

(2,-1)

Step-by-step explanation:

Over 5 days, Jaasiel practices soccer for a total of 3 hours. Jaasiel practices baseball for the same amount of time each day. If he practiced soccer and baseball for a total of 30 hours, how many hours per day did Jaasiel practice baseball? *

Answers

Answer:

3 HOURS

Step-by-step explanation:

HE PRACTICED 3 HOURS A DAY IN BOTH SPORTS MEANING IN 1 DAY HE PRACTICED A TOTAL OF 6 HOURS 6 HOURS A DAY FOR 5 DAYS IS EQUAL TO 30 HOURS OF PRACTICE A WEEK FOR BOTH SPORTS. SO 6 HOURS A DAY TOTAL AND 3 HOURS A DAY IF YOU ONLY COUNT 1 OF THE 2 SPORTS MENTIONED.

Which graph shows the solution to the inequality -3x-7 <20?
.
-10
-5
5
10
O
-10
-5
0
5
10
o
-10
0
5
10
-10
0
5
10

Answers

Answer:

Second choice.

Step-by-step explanation:

Option 1: solve the inequality. Add 7 to both sides, and multiply by -3 (don't forget that this makes the inequality switch direction!) to get [tex]x > {27 \over {-3}[/tex] or x > -9

Option 2. Plug 0 in it. You get -7 < 20, which is obviously true. So 0 is in the set of solution and it means B and C are possible solutions. So let's check another easy value. let's say -10. replacing it you get [tex]-3 (-10) -7 < 20[/tex] or [tex]30 -7 <20[/tex]. But 23 is obviously greater than 20, which means -10 is not a part of the solution. Correct answer is B

help me find the domain of ​

Answers

Here is your answer

At 1:00 P.M., the water level in a pool is 13 inches .At 1:30 P.M. the water level is 18 inches .At 2:30 P.M. the water level is 28 inches . What is the constant rate of change ?

Answers

Answer:

Points ( 0, 13) , ( 30, 18) , ( 90 ,28)

Rate = y2-y1/x2-x1

Rate = 28-13 / 90-0 = 1/6 inches / Mins

Or

Rate = 18-13/30-0 = 1/6 inches / Mins

What’s the answer to this problem?

Answers

Answer:

try 8

Step-by-step explanation:

area of triangle-1/2 x base x height

Solve for x.
2.
1
+
9X+5x=38
X=

Answers

Answer:

x = 90

Step-by-step explanation:

[tex]\frac{2}{9}x+\frac{1}{5}x=38\\\\\frac{10}{45}x+\frac{9}{45}=38\\\\\frac{19}{45}x=38\\\\x=90[/tex]

PLEASE HELP ME!!! This is DUE TONIGHT!!! (AND DONT STEAL THESE POINTS I NEED THE REAL ANSWER..)

Answers

it’s in the pic but Brainly needs the to be 20 characters long so sorry for the excess

The distance between two towns on a map varies directly with the actual distance between the towns.

Seven and a half inches on the map represents 150 miles. What is the actual distance represented

by 11 inches on the map?

Answers

Answer:  220 miles

Step-by-step explanation:

(150 miles)/(7.5 inches) = 20 miles/inch

(20 miles/inch)*(11 inches) = 220 miles

A car travels 15 miles per gallon of
gas. Write an equation that shows the
relationship between miles (y) and
gas (x).
A. y = tx
B. 15x = y
C. 15 = yx
D. 15y = x

Answers

Answer:

15x = y

Step-by-step explanation:

15 times the gallons of gas =  miles

15x = y

Sam invests a sum of money into an account that pays 3%
compound interest per annum.

Work out after how many years Sam will have doubled his investment.

Give your answer as a whole number of years.

Answers

Answer: It would take 24 years to double your investment.

Hope this helps!

Sam will have doubled his investment for 33 years.

What is Percentage?

percentage, a relative value indicating hundredth parts of any quantity.

Given that Sam invests a sum of money into an account that pays 3%

compound interest per annum

We need to find how many years Sam will have doubled his investment.

With C your initial capital, k the interest rate and t the number of years. Since k is given as a simple interest rate, you’re essentially trying to solve :

C(1+tk)=2C

With a little bit of algebra, you should find that:

t=1/k

k=3%=0.03

t=1/0.03=33.33=33 years.

Hence,  Sam will have doubled his investment for 33 years.

To learn more on Percentage click:

https://brainly.com/question/28269290

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Write an equation of the line with a slope of frac 3/4
and a y-intercept of -2.

Answers

Answer:

Equation:   y = 3/4x -2

which ones of these are functions and which ones are not.

Answers

Answer:

A,B,C are not functions D,E are functions

Step-by-step explanation:

It takes 10 seconds to move 1 centimeter. How long will it take the snail to move 2.5 centimeters

Answers

Answer:

25 sec

Step-by-step explanation:

2.5 cm is 2.5 times 1 cm, so it will take 2.5 times 10 seconds.

2.5 * 10 sec = 25 sec

The snail take 25 seconds to move 2.5 centimeters.

What is Measurement unit?

A measurement unit is a standard quality used to express a physical quantity. Also it refers to the comparison between the unknown quantity with the known quantity.

Given that;

The snail take 10 seconds to move 1 centimeter distance.

Now,

For covering 2.5 centimeters , the time is calculated as;

Since,

The snail take 10 seconds to move 1 centimeter distance.

That is,

⇒ 1 centimeter = 10 seconds

Hence, For the distance 2.5 centimeter, the time is;

⇒ 1 centimeter = 10 seconds

⇒ 2.5 centimeter = 2.5 × 10 seconds

                           = 25 seconds.

Thus, The snail take 25 seconds to move 2.5 centimeters.

Learn more about the measurement units visit:

https://brainly.com/question/17037041

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HELP PLEASE!!!!
WILL GIVE BRAINLIEST
ANY LINKS OR WRONG ANSWERS WILL BE REPORTED!!!!

Answers

Answer:

64 ounce bottle of orange juice  has a greater percent of water

Step-by-step explanation:

Case 1) An 80 ounce bottle of apple juice contains 32 ounces of water

Total quantity of bottle = 80 ounces

Amount of water = 32 ounces

So, Percent of water = [tex]\frac{32}{80}[/tex] x 100

                                 = 40%

Case 2) An 64 ounce bottle of orange juice has 48 ounces of water

Total quantity of bottle = 64 ounces

Amount of water = 48 ounces

So, Percent of water = [tex]\frac{48}{64}[/tex] x 100

                                 = 75%

Hence 64 ounce bottle of orange juice  has a greater percent of water

If r = 32 and t = 8, what is the value of the following expression?
r + 56 ÷ t · 5
r + 56 ÷ t · 5
A.
79
B.
67
C.
55
D.
75

Answers

Answer:

The answer is B.

Step-by-step explanation:

  r + 56 ÷ t · 5

= 32 + 56 ÷ 8 · 5

= 32 + 7 · 5

= 32 + 35

= 67

find the 125th term of the number pattern 2,4,6,8......

Answers

Answer: 250

Step-by-step explanation: 125*2 = 250

Express 4 inches to 3 feet as fraction in simplest form.

Answers

Answer:

[tex]\frac{1}{9}[/tex]

Step-by-step explanation:

The quantities must be in the same measure

3 feet = 3 × 12 = 36 inches ( 1 foot = 12 inches )

Then

fraction = [tex]\frac{4}{36}[/tex] = [tex]\frac{1}{9}[/tex]

Another division question! (It's a pictiture)

Answers

Answer:

0.60 ÷ 15

Explanation: Brainliest please

PLS HELPPP MEEEEEEEEE

Answers

Answer:

x= 7

B= 112

F= 68

Step-by-step explanation:

to find x we set up an equation, (16x)=(4x+84). They are alternate interior angles which are always equal.

calculate it and you'll find x=7.

B and the angle 4x+84 are equal because they are vertical angles, to find it we just put 7 instead of x into 4x+84.

4(7)+84=112

angle f is supplementary to 16x. 16x is also 112 because they are equal, so its just 180-112=68

Write a recursive and explicit formula for the following sequences
-4, -8, -16, -32...

Recursive:
Explicit:

320, 80, 20, 5...

Recursive:
Explicit:
Find the 7th term:

10, 40, 70, 100...

Recursive:
Explicit:

Answers

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