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Questions (558)
A car rental agency charges $45 per day plus $0.22 for each mile driven. A traveler paid a total of $184.94 to rent a car for 3
1 answer
149 views
Erica handed out 115 flyers in 4 minutes. At this rate, how many flyers can she hand out in 1 hour?
1 answer
129 views
The ratio of red blocks to green blocks in a set is 3:4. The set contains 56 green blocks. How many blocks are red?
2 answers
122 views
Martha used a piece of rope that is 16 1/4 ft long to stake trees. She cut the rope into pieces that were each 3 1/4 ft long.
1 answer
110 views
Daniel has read ten more than twice as many pages as Kim. Kim has read a total of 98 pages. How many pages has Daniel read?
0 answers
140 views
The Hernandez family is going on vacation. They will drive six hours each day. They expect to average 63 miles per hour. How
1 answer
167 views
The number of girls in a class is 5 more than 3 times the number of boys in the class. There are 26 girls in the class. How many
1 answer
143 views
In a bag, there are 400 marbles. 60 are white, 120 are blue, and the remainder are red. If 20 red marbles are removed, what
2 answers
295 views
A collection of quarters and nickles is worth $3.40. There are 24 coins. How many of the coins are quarters?
1 answer
133 views
in four games the basketball team scored 47 52 63 and 66 points what was the average number of points scored per game
2 answers
354 views
I'm kind of stuck on this problem
which proportion has cross products of 5x24 and 8x15 I don't know how to solve it.
1 answer
451 views
Place the phases of a stem cell into the correct order.
A. mitosis, gene expression, differentiation B. gene expression,
6 answers
5,804 views
You are working in a chemistry lab. You have 1000 milliliters of pure acid. A dilution of acid is created by adding pure acid to
1 answer
402 views
Do any of you have recommendations for helpful math resources for those who struggle with the subject?
0 answers
585 views
I am a common
Multiple of 3 and 7 My digits. Have a Total of 9.
2 answers
305 views
I am a common
Multiple of 3 and 7 My digits. Have a Total of 9.
1 answer
274 views
Each student in Ms. Clark’s class is decorating a shirt for a school program. There are 25 students in the class. Ms. Clark
4 answers
1,119 views
who was put on trial for contradicting the roman catholic church by arguing that earth moved around the sun?
A. Copernicus B.
1 answer
308 views
it's b d a d trust me
1 answer
212 views
Identify the figure of speech in:
Light has conquered darkness.
0 answers
480 views
Define the terms factor and quantity. Then for the expression −3(4+x)(z−2−y), list all of the factors, and specify which
1 answer
675 views
Discuss the increase and decrease of presidential powers. Define "Imperial Presidency" and give two examples of presidents who
2 answers
1,029 views
230 divided 15
3 answers
497 views
1. The area of a rectangular garden in square feet is x^2-9x-400. What is the width and length of the garden?
*I factored this
2 answers
1,318 views
2x10 to the power of 2
2 answers
1,422 views
9 times 126
2 answers
392 views
99+3 x 45=
1 answer
311 views
Sketch the regions bounded by the following curves and find their area:
y=2x^2 y=-x^3+3x
1 answer
432 views
Find the derivative of the function
y=S 10(t)^1/2 sin(t)dt y'=? S=integration symbol b=x^3 a=(x)^1/2
2 answers
371 views
Find the derivative of the function
g(x)=S(u^2-5)/(u^2+5)du g'(x)=? S=integration symbol b=3x a=2x
1 answer
646 views
Find f if f''(x)=2+cos(x)
f(0)=5 f(pi/2)=−3
1 answer
1,982 views
Solve the following initial valued problems:
a) g′(x) = sin(x), g(π) = 2. b) g′′(x) = 18x, g′(0) = 1 and g(0) = 5. b)
1 answer
463 views
Let x and y be to positive numbers whose product is 500:
(a) Find the maximum sum of x and y (b) Find the minimum sum of x and y:
1 answer
2,902 views
Calculate the number of valence electrons in BF3.
1 answer
604 views
The enthalpy of cimbustion for Octane vapor, C8H18, a component of gasoline, is -5512.0kJ/mol.
a. Write the equation for the
0 answers
1,124 views
Using the electron configuration of nickel (Ni), identify its magnetic character.
a. ferromagnetic b. paramagnetic c. no magnetic
1 answer
472 views
How is it possible that the atomic number increases in order, yet the atomic masses do not?
A. There is no relationship between
0 answers
625 views
Which of the following best explains how relative atomic mass could be determined from the type of data available to Dalton?
A.
0 answers
666 views
1. Calculate the period of sin(3x), cos(3x), and tan(3x).
2. Calculate the period of sin(x), tan(x), sin2(x) and tan2(x). Please
1 answer
484 views
Problem 1. You ingest a certain dangerous bacteria at dinner by accident. When more than 1,000,000 of these organisms are in
1 answer
571 views
(ln(100))/ln(10) =
I know the answer is 2 so can you explain why. Thank you :)
3 answers
3,851 views
You leave $5,000 in an account for 20 years. The account compounds interest yearly at a rate of 10%. To the nearest dollar, how
2 answers
508 views
What is the average rate of change of the function f, given by f(x) = x2 + 1, on the interval [2,5]?
1 answer
531 views
1. Calculate the limit of f(x) = x/x as x tends to 0.
2. Calculate the limit of f(x) = (x^2-1)/(x-1) as x tends to 1.
1 answer
345 views
Graph the polynomial f(x)=(x+6)(x+4)^2 (x+2)^3(x-3) (x-5)
a) Describe the interval notation the set of all x such that f(x)>0. b)
1 answer
464 views
What is a good way to end a history essay?
1 answer
453 views
What is the greatest common factor of 36, 20, and 8?
1 answer
505 views
how can you change 1/2 to a mixed number?
1 answer
402 views
what is 6 divided by 8.4
1 answer
471 views
Which of the following is true with regards to the Navigation Acts by the eighteenth century?
A. In general, the colonists
1 answer
650 views
U is jointly proportional to V and W. Let k be the constant proportionality. If U = 4 when V = 8 and W = 6, find the value of k
1 answer
1,658 views
What should be the spring constant of a spring designed to bring a 1300 car to rest from a speed of 95 so that the occupants
1 answer
611 views
At the top of a pole vault, an athlete actually can do work pushing on the pole before releasing it. Suppose the pushing force
1 answer
1,082 views
Planet A and planet B are in circular orbits around a distant star. Planet A is 8.0 times farther from the star than is planet B
1 answer
731 views
Could someone try to help me solve those 3 questions by giving me clues or equations?
With what speed (SI Units) must a ball be
1 answer
592 views
how does living along the coast affect how some people earn a living?
1 answer
433 views
what is early people because i am a 6 grader
1 answer
345 views
help me i hev a lab
You need to post a question with details about what yo don't understand.
0 answers
527 views
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