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justin
Questions (231)
Theo, Ara, Jose, and Dana all got 100 percent on their latest math test. Their scores on the previous six tests are listed.
1 answer
79 views
what rivers did the atakapans occupy
0 answers
209 views
which region of georgia once sat on the floor of the atlantic ocean
1 answer
363 views
insert parentheses to make statement true 12+2+4-1=1
1 answer
428 views
Eugene helps his grandfather weed the garden on weekends. The square garden has an area of 144 m2. What is the perimeter of the
1 answer
594 views
how many grams of hno3 are produced when 57.3g of no2 completely reacts
1 answer
400 views
Which of the following is an intangible way state government helps its citizens?
2 answers
380 views
The sum of the ages of Demetrius and Sonya is 66 years. 9 years ago, Demetrius's age was 2 times Sonya's age. How old is
1 answer
401 views
Which concept best identifies American attitudes about world war 1 when the war began in Europe.
A. isolationism. b. imperialism.
16 answers
1,908 views
What are 5 wealthy countries in southwest Asia?
1 answer
501 views
what is the characteristic wavelength of an electron (in nm) that has a velocity of 5.97 X 10^6 ms^-1 (me=9.11 X 10^-31kg)?
2 answers
1,177 views
Rewrite the expression without using a negative exponent.
-2m^-5 Simplify the answer as much as possible.
1 answer
2,173 views
How are the todays badlands different from the same area millions of years ago?
2 answers
624 views
Why are New York,Boston, and Philadelpia important cities
1 answer
503 views
What is a factor that limits a technological design?
A. a prototype B.a trade-off C.a constraint D.a patent
4 answers
3,449 views
escribe la forma del verbo indicado en el tiempo indicado.
yo / tener / future
10 answers
2,875 views
how many sets of 4 are there in sets of 24?
1 answer
305 views
2.5x10^-5 equals what?
1 answer
674 views
Shalina uses the expression 3x to determine the cost of x notebooks. What is the cost of 24 notebooks?
4 answers
863 views
What is the molarity of the following solutions?
A. 0.96 g MgCl2 in 500 mL solution B. 9.33 g Na2S in 450 mL solution C. 2.48 g
0 answers
1,640 views
grantvilles governor receved 3 times as many votes as carys governor.carysgovernor received 790 votes. how many people voted
1 answer
524 views
Solve: round to the thousandths if necessary!
1) 4^3/4x+5 = 12 2) log(x-1) + log x = log 6 3) 2log(base 4) 5 - log(base 4) x +
1 answer
575 views
The potential energy of a pair of hydrogen atoms separated by a large distance x is given by U(x)=-C(subscript)6/x^6, where C_6
2 answers
2,877 views
A rocket is fired at an angle from the top of a tower of height h0 = 65.5 m . Because of the design of the engines, its position
0 answers
734 views
a particle starts from rest and moves along a straight line with an acceleration equal to 24-15√t where distance and time are
1 answer
725 views
find the equation of the curve for which y''=(12/x^3) if it passes through (1,0) and is tangent to the line 6x+y=6 at that
1 answer
495 views
find the equation of a curve for which y''=6x-6 if the curve has a critical point at (2,1).
1 answer
447 views
find the equation of the curve for which y''=6x-4 and which passes through (1,2) and (-2,5).
2 answers
2,460 views
find the equation of the curve for which y'=3x^2 and which passes through (1,-1)
1 answer
420 views
Find the equation of the curve for which y''=6x-4 and which passes through (1,2) and (-2,5).
thank you :-)
0 answers
641 views
Find the equation of the curve for which y'=3x² and which passes through (1,-1).
0 answers
463 views
If dy=(2x+1)dx and y=7 when x=1, find the value of y when x=3.
1 answer
405 views
A simple random sample of 1350 registered voters shows that 58% favor Candidate A over Candidate B.
Construct a 99% confidence
0 answers
878 views
Find the values of sin 0, cos 0, and tan 0ćif the angle 0ćis in standard position and its terminal side passes through the
1 answer
512 views
What is the amplitude of a longitudinal wave
0 answers
415 views
Using a single formatting _____ helps to make reading researched information easier;it lets the reader know what to expect.
A.
1 answer
650 views
A hailstone traveling with a velocity of 43 meters/second comes to a virtual stop 0.28 seconds after hitting water. What is the
2 answers
2,209 views
what is the total cost for 4 1/10 pounds of vanilla pudding?
vanilla pudding=$7/lb
1 answer
452 views
The small piston of a hydraulic lift has a
cross-sectional area of 3.6 cm2 and the large piston has an area of 86 cm2. What force
1 answer
1,052 views
A simple temperature model for the solar nebula disk is
Tdisk(a) = 20 � SQRT 100 AU/ a K, (1) where a should be expressed in
0 answers
568 views
how long does it take an car travailing in the left lane of a highway at 60km/h to overtake another car in the right lane
1 answer
601 views
one side of a parallelogram has endpoints (2,1) and (3,5) The endpoints for the opposite side are (5,2) and (6,6)
true or false
1 answer
837 views
what is the value of igneous rocks to humankind?
4 answers
2,973 views
The garage you work for as an auto mechanic measures 230 ft. by 150 ft and handles 69 cars. Using the existing garage as a
4 answers
1,271 views
You require space to service 65 vehicles at any one time. Will a facility measuring 145 ft. by 130 ft. be adequate if each
1 answer
1,657 views
Hal Fritz purchased a $5,000 bond at 95. The annual interest is 6%.What was the cost of the bond? What was the annual interest?
2 answers
1,742 views
What % of $3.75 is $1.50?
5 answers
534 views
Brendan got 31 questions correct on his social studies test and missed 9 questions. What percent did he have correct?
2 answers
1,309 views
If Sue worked 6 3/4 hours on Monday, 4 hours on Tuesday, 7 3/4 hours on Wednesday, 8 hours on Thursday, and 5 1/2 hours on
2 answers
2,368 views
Frank owns 300 acres of land. If he divides the land into 1/2 acre plots, how many plots will he have?
4 answers
1,330 views
.An angle is 10° more than the measure of its complement. Find the number of degrees in each angle.The angles measure _
3 answers
834 views
An alloy of copper is 10% copper and weighs 25 pounds. A second alloy is 18% copper. How much (to the nearest tenth lb.) of the
1 answer
1,600 views
Two angles are complementary. One contains 30° more than the other. Find both angles. The measures of the angles are _ degrees
2 answers
936 views
If the angle of declination is known, a surveyor would use_______ to find the length x.
The cosine of a 50° angle is_______ this
1 answer
2,281 views
The Smiths want to buy a 9 ft. by 12 ft. carpet and center it in a 15 ft. by 20 ft. room. Can a 3 1/2 foot by 12 foot couch be
4 answers
2,670 views
you find out that your aunt works for a defense manufacturing company that has several defense contracts with the government.
4 answers
3,828 views
What was the goal of Americanization programs in settlement houses?
1 answer
740 views
1 what would cause a plant to have a shorter day.
2 what would cause a plant to have a longer day
1 answer
349 views
-233 + (-233) = 0 ? is this corect?
Thank You
1 answer
876 views
Which number is equivalent to 0.00000001: 10 to the seventh power or 10 to the negative seventh power? How do you know?
1 answer
631 views
what is a good website to describe a boom town in the west in the 1800s.
a website of what they do there and what occurs during a
2 answers
624 views
use ten adjectives to describe ghost towns.
I got: 1-abandoned 2-ancient 3-lonely 4-broken down 5-old 6-empty 7-sad 8-quiet I
3 answers
632 views
can someone balance this redox please. frustrating because i don't know what else im doing wrong.
C2O4^2- + MnO2 --> Mn^2+ + CO2
1 answer
449 views
Given the reaction: Ni (s) + 4 CO (g) Ni(CO)4 (g) E = –154 kJ, how many kilograms
of CO are required for this reaction
3 answers
638 views
hi this seems simple but i cant figure it out.
If a 0.46 kg hot copper pan lost 9.8x103 J of heat as it cooled down to 54°C,
2 answers
439 views
(a) What is the magnitude of the average acceleration of a skier who, starting from rest, reaches a speed of 8.02 m/s when going
1 answer
535 views
Concrete sidewalks are always laid in sections, with gaps between each section. For example, the drawing shows three identical
1 answer
5,666 views
An aluminum can is filled to the brim with a liquid. The can and the liquid are heated so their temperatures change by the same
1 answer
3,496 views
When you take a bath, how many kilograms of hot water (40.8 °C) must you mix with cold water (11.3 °C) so that the temperature
1 answer
923 views
A airplane is approaching you at a speed of 360km/h. If you measure the pitch of its approaching engines to be 512 Hz, what must
4 answers
606 views
calculate the energy consumed by a computer(150 W) that is used for 2.0 hours and a laser(250 W) that is used for 10 min?
Answer
1 answer
370 views
A 54.5-kg passenger in the back seat of a van
is wearing a seat belt when the van runs into a stone wall. The van is originally
1 answer
1,022 views
A 0.662-kg basketball is dropped out of a window that is 6.32 m above the ground. The ball is caught by a person whose hands are
1 answer
1,078 views
A semi-trailer is coasting downhill along a mountain highway when its brakes fail. The driver pulls onto a runaway truck ramp
3 answers
2,400 views
A pendulum bob swinging at a velocity of 10 m/sec would rise how high from its lowest point of its swing
1 answer
547 views
A student, starting from rest, slides down a water slide. On the way down, a kinetic frictional force (a nonconservative force)
1 answer
775 views
At a carnival, you can try to ring a bell by striking a target with a 11.6-kg hammer. In response, a 0.413-kg metal piece is
1 answer
721 views
Starting from rest, a 1.6x10-4 kg flea springs straight upward. While the flea is pushing off from the ground, the ground exerts
0 answers
698 views
A dynamite blast at a quarry launches a rock straight upward, and 2.2 s later it is rising at a rate of 17 m/s. Assuming air
1 answer
1,101 views
A 13,900 kg truck is moving at 23.5 m/s on a mountain road when the brakes are applied. The brakes FAIL!! Fortunately, the
0 answers
684 views
A 34.1 kg child rides a Ferris wheel whose diameter is 18.3 m. When the ride is turning at a constant rate, the child’s speed
1 answer
648 views
A 13,900 kg truck is moving at 23.5 m/s on a mountain road when the brakes are applied. The brakes FAIL!! Fortunately, the
1 answer
621 views
COMPLETELY STUCK? The period of rotation of the Moon is about 27 days, 8 hrs. The mass of the Moon is 7.35 x 1022 kg, and the
1 answer
727 views
His spacecraft, Vostok I, was a sphere about 2.3 m in diameter, and it reached a maximum altitude above Earth’s surface of 327
1 answer
538 views
starting from rest, find a 54.6kg child’s speed at the bottom of a 15.5m tall slide if it is assumed to be frictionless
1 answer
366 views
vlad purchased some furniture for his apartment. The total cost was $2942.37. He paid $850 down and financed the rest for 18
1 answer
3,401 views
108 ,36,12,4 ___ ,____find next two numbers 12,24 ,48,96 ____, ___ find the next two numbers 1 ,1,2,3 ____, ____ find the next
1 answer
487 views
1.) Calculate the area of a circle with radius 8.5 inches. . 2.) Calculate the area of a circle with the diameter 15 feet. . 3.)
2 answers
1,302 views
Draw and label a rectangle that has an area of 18 square units? . How much is that in width and length.
11 answers
3,949 views
please anyone help me out
Consider the following. Function Point f(x) = 5x^2 − 4, (3, 41) Find an equation of the tangent line
1 answer
462 views
The concentration C (in milligrams per milliliter) of a drug in a patient's bloodstream t hours after injection into muscle
1 answer
3,519 views
What am I? I have four digits is 1. The product of my digits is 0
1 answer
332 views
find the arc length of the minor arc withe degree of 120 and a radius of 8
1 answer
2,331 views
How did the Civil War affect the Northern and Southern economies?
A;The North experienced more severe inflation than the South.
7 answers
1,058 views
How did the Civil War affect the Northern and Southern economies?
A;bounties B;greenbacks C;draft D;habeas corpus
0 answers
540 views
two spot available and there is 6 men and 4 women what is the probability that a women will be picked?
1 answer
348 views
What is the missing coefficient x 2 4x -2x x 2 ______ x
1 answer
1,463 views
The number of Roberto's baseball cards is 3/4 the number of David's cards. If Roberto gives 1/2 of his cards to David, what will
8 answers
4,137 views
If a car goes 0-85mph in 500' How many seconds does it take to get there?
1 answer
410 views
In Samuel's sports memorabilia collection there are 27 hockey items, 36 baseball items, and 29 football items. Which pair of
0 answers
493 views
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