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Ivan

Questions (82)

Does jishka still exist??
1. 7 answers
2. 152 views
Translate this sentence into an equation the product of 8 and gorans savings is 152 use the varible g to represent gorans
1. 1 answer
2. 187 views
A meter ruler is found to balance at it's 49cm mark when a mass of 100g is suspended at it's 10cm mark it balances at 36cm
1. 1 answer
2. 170 views
Choose the pair of ratios that form a proportionA. 4/14, 6/21 B. 3/7, 4/8 C. 6/3, 12/8 D. 6/5, 5/4
1. 1 answer
2. 224 views
The average test score of RSM students in September increased by 10%. In October, it increased by another 15%. By what percent
1. 1 answer
2. 211 views
i am a number between 7 and 8 million, all the digits are odd, all the digits in my units period are the same, the sum of digits
1. 1 answer
2. 321 views
The equation y = -16t^2 + 60t describes the height (in feet) of a projectile launched from the ground at 60 feet per second
1. 1 answer
2. 819 views
Consider the function f ( t ) = 4 sec^2 ( t ) − 10 t^3 . Let F ( t ) be the antiderivative of f ( t ) with F ( 0 ) = 0 . Then
1. 1 answer
2. 302 views
Consider the function f ( x ) = 3 − 5 x^2 on the interval [ − 2 , 8 ] . Find the average or mean slope of the function on
1. 1 answer
2. 693 views
4. A small block of mass m=1 kg glides down (without friction) a circular track of radius R=2 m, starting from rest at height R.
1. 0 answers
2. 363 views
You have the options of a plain, waffle or chocolate cone, you can have 1 scoop, 2 scoops, or 3 scoops. There are 36 flavour
1. 1 answer
2. 535 views
Find the vector projection of u onto v. Then write u as the sum of two orthogonal vectors, one of which is proj (Subscript
1. 1 answer
2. 1,107 views
How many hydrogen atoms are in 6 moles of C3H8O?
1. 1 answer
2. 816 views
Solve the triangle.a=16 c=5 B=65degrees
1. 2 answers
2. 375 views
Material point is accomplishing harmonic oscillation. What is the time for its displacement from equilibrium position to half of
1. 1 answer
2. 476 views
What is the period of mathematical pendulum with a lenght of 39,2 m ?
1. 1 answer
2. 379 views
In a heat engine, if 700 J of heat enters the system, and the piston does 400 J of work, what is the final internal (thermal)
1. 5 answers
2. 935 views
Hi, we have done an experiment in class where we have an equalibrium between (Co(H2O)6)^+2 + 4Cl^- <-> (CoCl4)^-2 + 6H2Owhere we
1. 1 answer
2. 655 views
pepe is tasked with carefully measuring precisely one mole of aluminum. How should pepe go about completing this assignment?
1. 1 answer
2. 539 views
period of a 100 MHz FM radio were is roughly 1 X 10 to the negative 8th s. formulate a problem and solution.
1. 3 answers
2. 1,948 views
What is negative eight classified
1. 2 answers
2. 571 views
A rectangle field has an area of 300 square meters and a perimeter of 80 meters. What are the length and width of the field?I
1. 2 answers
2. 4,764 views
for a sample of n=20 how large a Pearson correlation is necessary to be statistically significant for a two tailed test
1. 0 answers
2. 547 views
The energy-separation curve for two atoms, a distance, r, apart is: U(r)=−A/r^m+B/r^nDerive and expression for the stiffness
1. 1 answer
2. 871 views
The statically-indeterminate composite beam AB of length 2L is fixed at A (x=0) and is simply supported at B (x=2L). The beam is
1. 2 answers
2. 667 views
A gumball machine contains orange, yellow and purple gumballs. The probability of getting an orange ball is 3/4 and the
1. 4 answers
2. 1,726 views
List all asymptotes (both horizontal and vertical) of the rational function:f(x)=(10x−3)/(8−7x)
1. 1 answer
2. 545 views
A linear spring of stiffness k is designed to stop the 20-Mg railroad car traveling at 8 km/h within 400mm after impact. Find
1. 1 answer
2. 2,702 views
A linear spring of stiffness k is designed to stop the 20-Mg railroad car traveling at 8 km/h within 400mm after impact. Find
1. 2 answers
2. 604 views
The man slides the 100-kg crate across force of 200 N. If the crate was initially at rest, how far will the crate move beforeits
1. 1 answer
2. 1,801 views
The length of a rectangle is 3 cm less than 4 times its width. The perimeter is 74 cm. Find the length
1. 4 answers
2. 3,244 views
For the fist order reaction A <-> B, calculate the t1/2(half life) and k(rate constant) and also fill in the blanks.A-Concetrati
1. 2 answers
2. 512 views
For a second order reaction A <--> B, calculate the t1/2 (half life) and the k(constant) and also fill in the blanks.A
1. 5 answers
2. 598 views
For the fist order reaction A <-> B, calculate the t1/2(half life) and k(rate constant) and also fill in the blanks.A-Concetrati
1. 4 answers
2. 500 views
When we mix 25.0 mL, 2.0 M BaCl2 with 25.0 mL, 3.0 M Na2SO4 what is the balanced equation? What is the ionic equation? what is
1. 2 answers
2. 545 views
For the reaction: 2A + 3B <--> 4CKinetic data are as follows A B time needed 10mL 5mL 720 seconds 20mL 5mL 180 seconds 20mL 10mL
1. 0 answers
2. 508 views
What is the molarity of 50.0 mL solution of aluminum sulfite that contains 80.0 g of this salt? (Al=27.0, S=32.0,O=16.0)
1. 2 answers
2. 445 views
If a varies jointly as b and c, and if a = 100 when b = 5 and c = 25, find a when b = 12 and c = 60
1. 1 answer
2. 449 views
Solve the equation: |6x - 2| = |3x + 1|
1. 3 answers
2. 582 views
Participants in a road race take water froma refreshment station and throw their empty cups away farther down the course. If a
1. 1 answer
2. 1,659 views
Mary walks west at 2.0m/s for 15 seconds, then north at 3.0m/s for 2o seconds and then east at 4.0m/s for 0 seconds. What is her
1. 1 answer
2. 1,429 views
A truck whose bed is 2.5m long, 1.5m wide, and 1m high is delivering sand to a construction site. How many trips must the truck
1. 1 answer
2. 557 views
A truck whose bed is 2.5m long, 1.5m wide, and 1m high is delivering sand to a construction site. How many trips must the truck
1. 1 answer
2. 502 views
An unclothed student is in 24◦ C room. If the skin temperature of the student is 37 ◦ C, how much heat is lost from his body
1. 0 answers
2. 691 views
During a certain thermodynamic process asample of gas expands and cools, reducing its internal energy by 3690 J, while no heat
1. 2 answers
2. 1,472 views
I need help on; how to contrast Walt Whitman perspective of America with the perspective that the members of Occupy Wall Street
1. 1 answer
2. 536 views
2^(x)/(1-2^(x))=3
1. 1 answer
2. 252 views
in saturated sugar solutionswhat is the solute? what is the solvent?
1. 2 answers
2. 816 views
How large is an angle whose supplement is three times its complement?
1. 2 answers
2. 642 views
If we want to find the height of an object like a flagpole, what type of triangle do I use?
1. 2 answers
2. 852 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. 2 answers
2. 1,714 views
Find the area of the bedroom in square feet of 11' x 13' 10"
1. 2 answers
2. 437 views
If a rectangular lot measures 120 ft. x 80 ft., and 10 foot set backs are required from each lot line, how much area is left? If
1. 1 answer
2. 2,071 views
Mr. Thompson has been asked to add storage space to a garage. He estimates 6 square feet per individual will be required to meet
1. 1 answer
2. 2,402 views
Two angles are complementary. One contains 20° more than the other. Find both angles.
1. 1 answer
2. 782 views
If the boy is 4' 9" tall and his shadow is 6 ft. and the shadow of the flagpole is 19 ft., determine the height of the flagpole
1. 1 answer
2. 1,440 views
The sides of a triangular lot are represented by x, 2x, and 3x + 2. Find each side if the perimeter is 362 feet.What are the 3
1. 1 answer
2. 1,002 views
A square measures 8 inches on each side. What is its area rounded off to the nearest whole number. (Note: 1 inch ≈ 2.54 cm)
1. 3 answers
2. 964 views
A trapezoid has an altitude of 12 cm. Its parallel sides measure 10 and 8 cm, respectively. What is it's area?
1. 1 answer
2. 505 views
Compute the area of the triangle. (Express answer in cm2)h = 6 cm b = 12 cm a = How many cm2?
1. 1 answer
2. 624 views
Compute the area of a triangle with sides.15 × 15 × 18 a = How many square units?
1. 1 answer
2. 1,830 views
A lot is in the shape of a trapezoid. The sum of the bases is 180 feet. If the area of the lot is 8,100 square feet, what is the
1. 1 answer
2. 577 views
a = 12 ft.b = 8 ft. a = How many sq. ft. ?
1. 1 answer
2. 304 views
a = 12 cmb = 14 cm h = 8 cm. Compute the area. How many cm2?
1. 2 answers
2. 2,117 views
Find the area of the following circle.r = 9 yd. a = How many square yards?
1. 1 answer
2. 914 views
Find the area of the following ellipse (round to nearest tenth).a = 9 in.; b = 8 in. a = How many sq. in.?
1. 1 answer
2. 674 views
Find the area of the following ellipse (round to nearest tenth).2a = 10 cm; 2b = 24 cm. a = How many cm2?
1. 1 answer
2. 3,403 views
A gardener is installing a circular garden. The radius of the circle 28 feet. He needs to know the circumference in order to buy
1. 3 answers
2. 1,406 views
Find the area of the following circle. ( = 3.14; round answer to the nearest whole number). Circumference = 120 cm. (Hint: Find
1. 1 answer
2. 1,305 views
(y^2+2)^3=x^4y+e^2 find dy/dx using differentiating implicity
1. 2 answers
2. 444 views
2y^3-y=7-x^4 find dy/dx using differentiating implicity
1. 1 answer
2. 406 views
x^2/3+y^2/3=5 find dy/dx using differentiating implicity
1. 0 answers
2. 896 views
x^2+2y^2-11=0 find dy/dx using differentiating implicity
1. 0 answers
2. 335 views
x^5-5y=6-x find dy/dx using differentiating implicity
1. 1 answer
2. 413 views
6x-3y=4 find dy/dx using differentiating implicity
1. 1 answer
2. 960 views
Four identical 12µC charges are placed at the corners of a square of sides 44 cm, with one additional 12µC charge placed at
1. 1 answer
2. 618 views
Calculate f'(-1)f(x) = x^7 * h(x) h(-1) = 5 h'(-1) = 8 Answer is 27, but I got no idea how to get there.
1. 3 answers
2. 469 views
mark hid a 10 bill inside his favorite book. he forgot the pages where he hid it. is the sum of the pages where the bill is
1. 2 answers
2. 539 views
use the digets 2,4,6,and 8 to create an expression with a value of 2
1. 1 answer
2. 305 views
6 NaOH + 2 Al ---> 2 Na3AlO3 + 3 H2How many moles of NaOH are required to produce 3 g of hydrogen?
1. 2 answers
2. 1,641 views
find the x-coordinate of the point P on the parabola y=1-x^2 for 0<x<1 where the triangle that is enclosed by the tangent line
1. 1 answer
2. 740 views
Is this a run-on: Martha moans and groans upon getting in the morning she sounds like a crazy woman.
1. 1 answer
2. 1,375 views

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