Mathematics High School

Which statement below is true about the
measurement 308.40 lb ?
A) It is precise to the nearest 0.01 lb and
accurate to 5 significant digits.
B) It is precise to 5 significant digits and
accurate to the nearest 0.01 lb.
C) It is precise to the nearest 0.1 lb and
accurate to 4 significant digits.
D) It is precise to 4 significant digits and accurate to the nearest 0.1 lb.
E) None of the above.

Answers

Answer 1

Answer:

the correct answer is d

Related Questions

Solve for x
Please show the steps
The answer is 10

Answers

Answer:

x = 10

Step-by-step explanation:

Since ΔCDE ~ ΔQRS, we can find the actual length of x + 8 first before finding the value of x.

Length of x + 8 = [tex]\frac{12}{20}[/tex] × 30

= 18

x + 8 = 18

x = 18 - 8

x = 10

Your father gave you $8.82 to buy a present. This covered 7/9 of the cost. How much did the present
cost?

Answers

Answer:

$6.86

Step-by-step explanation:

Answer:

$11.34

Step-by-step explanation:

8.82 x 9/7 = 11.34

This means 8.82 is 7/9 of 11.34

The present costs 11.34 dollars

Solve the system of equations by substitution. y = 2x y = x +1

Answers

Step-by-step explanation:

y = 2x

y = x + 1

y-1 = x

y = 2x

y = 2 (y - 1)

y = 2y - 1

y = -1

Spencer added 13 to the product of 224 and 16. What is the sum?

Answers

Answer:

256

Step-by-step explanation:

224+16=240

240+16=256

224 + 13 = 237

237 + 16 = 253

Answer = 253

What is the slope and equation of a line parallel to the x-axis passing through point (3, 7)?

Answers

Answer:

i not sure

Step-by-step explanation:

i need points

I need help ASAP
Does this show a function please explain

Answers

Answer:

where is the dot, I Bileve it is no.

A softball team is ordering pizza to eat after their tournament. They plan to order cheese pizzas that cost $6 each and four-topping pizzas that cost $10 each. They order cheese pizzas and four-topping pizzas. Which expression represents the total cost of all of the pizzas they order?

Answers

Answer:

Step-by-step explanation:

Well $1o each than 10×4=40 and 40 +6=46

Answer:

Expression: 6c+10f

Which of the functions below is a linear function? y=x-7 y= 1 / - 7 y=x² - 7 y=1x1-7

Answers

Answer:

y=x-7

Step-by-step explanation:

the rest are squared which means that they are parabolas. The last one has multiplication.

.prove that cos (90-A).sinA + sin(90 - A).cosA = 1

Answers

Answer:

See Explanation

Step-by-step explanation:

[tex]cos (90-A).sinA + sin(90 - A).cosA = 1 \\ \\ LHS = cos (90-A).sinA + sin(90 - A).cosA \\ \\ = sinA.sinA + cosA.cosA\\ \\ = sin ^{2} A + cos^{2} A \\ \\ = 1 \\ \\=RHS\\\\ reason \\ cos (90- \theta) = sin \theta \\ sin (90- \theta) = cos \theta \\ sin ^{2} \theta + cos^{2} \theta = 1 \\ \\ thus \: proved \\ [/tex]

The difference of a number and 8 is 46 less the number. Find the number

Answers

Answer:

unsolvable

Step-by-step explanation:

n-8=46-n

n=(46-n)+8

n=54-n

Answer:

Step-by-step explanation:

you add 8+46 and you can check with 54-46=8

Evaluate: 792.6 ÷ 10-4

remember it is not 10-4. it is 10 to the -4 power

Answers

Answer:

792600

Step-by-step explanation:

For this question you can add four zeroes to the back of 792.6 andmove the decimal to get you the answer, hope this helps

It's also good to know that if the exponent was positive the answer would be 0.07926

SOLUTION STEPS

10 ^−4/792.6

Calculate 10 to the power of −4 and get

10000

792.6

Divide 792.6 by

10000

by multiplying 792.6 by the reciprocal of

10000

792.6×10000

Multiply 792.6 and 10000 to get 7926000.

7926000

hopefully i helped

The Biology Club has 45 members, 35 girls and 10 boys. What is the ratio of
girls to boys in the Biology Club?
A. 7:2
B., 8:3
C. 2:7
SUBMIT

Answers

Answer is A because as you se they have 45 members, 35 girls and 10 boys and you remember because i done it before

Answer:

B- 7:2

35:10 simplifies to 7:2

Need help??????!!!!!!!!!

Answers

Answer:

The answer for question 27 is a confusing one, but the one for question 28 is B! Hope this helps.

Step-by-step explanation:

Solve the equation.
=11
O A. 19
OB. 44
OC. 64
OD. 88
Help asap

Answers

The answer is A most likely

There are three brothers in the Howard family, Daryl, Malik, and Terrance, whose ages add up to 38 years. Daryl is 3 times as old as Malik, and Terrance is 4 years younger than Daryl. How old is Malik?

Answers

Answer:

Malik years is 37......

$ 53.70 divided by two different friends

Answers

53.70 divided by 2 equals 26.85

Answer:

$26.85

Step-by-step explanation:

53.70÷2= 26.85

Levi read 4 books in 16 months. What was his rate of reading in months per book?

Answers

4/16 = 0.25 books per month

Answer:

0.25

Step-by-step explanation:

#2 Rewrite this expression in standard from. (y-2) = 3(x + 1) O 3x - y = -5 0 4x + y = 2 O x + y = 5 0-3x + y = 5 Next >

Answers

Answer:

Step-by-step explanation:

Answer:

It is -3x + y = 5

Step-by-step explanation:

So the answer is D

The ratio in simplest form

Answers

It’s already in it’s simplest form!

evaluate the piecewise function

Answers

Answer:

f(-7) = -6

f(10) = 9

Step-by-step explanation:

Because -7 is less than 0 you can use the top equation -7 + 1 to get 6

Because 10 is greater than 0 you can use the bottom equation 10 - 1 to get 9

Give 1 other example where quadratics (parabolas) might
be used by a career?

Answers

Answer:

Agriculture

Step-by-step explanation:

Quadratic equations are also used in agriculture. One of these uses is in finding out the optimal arrangement of boundaries to produce the biggest fields and pens given the materials on hand. Area is the length of a surface multiplied by its width. This turns calculations involving areas into quadratic equations.

If the cost of a barrel of oil is $50.00, how much is the cost of one gallon of that oil? (One barrel of fuel oil contains 42 gallons.)

Answers

$1.19 gotta make answer longer

Answer:

$1.20

Step-by-step explanation:

Please very urgent please give me a correct answer!

Answers

Answer:

20%, 40%, 60%, 80%

Step-by-step explanation:

The correct order should be:
0 to 1/10 to 2/10 to 3/10 to 4/10 to 5/10 to 6/10 to 7/10 to 8/10 to 9/10 then to 1.

The sum of two numbers is 10. The larger number is 4 times the smaller number. What are the two numbers? Let x = the smaller number. Lety = the larger number. Which two equations represent the system for this word problem? Equation 1: Equation 2:

Answers

4(2)+2=10

X=2

Y=8

X+y=10

Y=4x

Simplify the expression:
(1 + 3.2d)(7)

Answers

Answer:

7+22.4d

Step-by-step explanation:

(1 + 3.2d)(7)

7+7×3.2d

Simplify

7+22.4d

Hope this helped :) (please mark brainliest)

Answer:

22.4d+7

Step-by-step explanation:

is x = 5 a solution to the equation 19 - x = 14?

Answers

Answer:

The answer is B

Step-by-step explanation:

If you replace x with 5 then 19-5=14

I'm not smart can someone please help me...?

Omar drove 420 miles using 18 gallons of gas. At this rate, how many gallons of gas would he need to drive 375 miles?

Answers

Answer:

420/18= 23.3 miles per gallon rounded

375/23= 16.3(rounded) if you want an exact number

17 gallons of gas

Step-by-step explanation:

Solve the system of equations:
y= -x + 9
y = - 3x + 8
X=

Answers

27 i believe
you would substitute y with 0 to find x then you would put 9 in for x to find y then you would go back to the first equation and put -19 in for y and then solve for x and get 27

Evaluate the expression for p = 4, q = 2, and r = 1.
(−p)^2q^-2

Answers

Answer: 16sqrt(2)

Explanation:

(-p)^2q^-2
= (-4)^2 x 2^-2
= 16 x sqrt(2)
= 16sqrt(2)

Please help me out with this question please

Answers

4-3x=+10 pls mark brainliest

4-3*x=x+10 hope this helped

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