# Questions Asked onSeptember 2, 2012

1. ## Geometry

Angle ABC and ange DBE are vertical angles,the measure of angle ABC =3x+20, and the measure or angle DBE =4x-10. Write and solve an equation to find the measure of angle ABC and the measure of angle DBEin

2. ## Math Pre-Algebra

5.2 (division sign) 1.25

3. ## physics

A 0.67 kg rock is projected from the edge of the top of a building with an initial velocity of 11.6 m/s at an angle 52 ◦ above the horizontal. Due to gravity, the rock strikes the ground at a horizontal distance of 19.5 m from the base of the building.

4. ## accounts

Part 1 During 2010, Raines Umbrella Corp. had sales of $850,000. Cost of goods sold, administrative and selling expenses, and depreciation expenses were$610,000, $110,000 and$140,000, respectively. In addition, the company has an interest expense of

5. ## Statistics

A conservative correction method for inflated "Alpha values" based on multiple comparisons being carried out independently on a specific data set, is known as...? A. Ad Hoc Testing B. Tukey's honestly significan differences (HSD) C. Post Hoc testing D.

6. ## Chemistry

While in Europe, if you drive 123km per day, how much money would you spend on gas in one week if gas costs 1.10 \rm euros per liter and your car's gas mileage is 28.0mi/gal ?

7. ## Physics

Two stones are dropped from the edge of a 60-m cliff, the seconds stone 1.6s after the first. How far below the top of the cliff is the second stone when the separation between the two stones is 36 m?

8. ## Statistics

Parametric procedures of quantitative analysis make an underlying assumption that...? A. Dichotomous variables have been "smoothed" B. The variables are measured at least at an ordinal level. C. All responses are measured in a mutually exclusive manner D.

9. ## Statistics

In conducting multiple regression analyses (MRAs), a major technical concern involves any high correlation of predictor (regressor) variables included in the model. The term for this is ....? A. Redundant predictors B. Close "knit" IVs C. Multicollinearity

10. ## Geometry

Angle ABC and ange DBE are vertical angles,the measure of angle ABC =3x+20, and the measure or angle DBE =4x-10. Write and solve an equation to find the measure of angle ABC and the measure of angle DBEin

11. ## physics

Spherical particles of a protein of density 2.0 g/cm3 are shaken up in a solution of 20°C water. The solution is allowed to stand for 1.0 h. If the depth of water in the tube is 3.7 cm, find the radius of the largest particles that remain in solution at

12. ## Math

Use the Intermediate Value Theorem to show that there is a root of the given equation in the specified interval. cos x = x. How do I begin this problem? According to the theorem, a=0, b=1 and N=x?

13. ## physics

The shell’s trajectory curves downward because of gravity, so at the time t = 0.217 s the shell is below the straight line by some vertical distance ∆h. Find this distance ∆h in the absence of air resistance. The acceleration of gravity is 9.8 m/s 2

14. ## physics

A cannon ﬁres a 0.639 kg shell with initial velocity vi = 10 m/s in the direction θ = 55 ◦ above the horizontal. The shell’s trajectory curves downward because of gravity, so at the time t = 0.217 s the shell is below the straight line by some

15. ## AP Chemistry

how many milliliters of 0.125 M H2SO4 are needed to neutralize 0.200 g of NaOH?

73. ## Maths

Mrs.Lee poured 400 ml of water in a rectangular container with a square base.The square base's area is 40 cm2.What is the height of the container?

100. ## Physics

A boy sledding down a hill accelerates at 1.25 m/s2. If he started from rest, in what distance would he reach a speed of 5.00 m/s?

101. ## Physics

An elevator is moving upward at 0.90 m/s when it experiences an acceleration 0.40 m/s2 downward, over a distance of 0.64 m. What will its final velocity be?

102. ## math

Two trains are traveling the same direction, train a is going 60 mph and train b is going 70 mph, after one hour how long will it take train a to reach the point train b was at the hour marker.

103. ## Math

bill and amy want to ride their bikes from thier neighborhood to school which is 14.4 kilometers away. It takes Amy 40 minutes to arrive at school. Bill arrives 20 minutes after Amy. How much faster is Amy's average speed fro the entire trip?

104. ## Science

A 10 lb. frozen boneless roast needs to be thawed and baked to a temperature of 200 degrees F. The storage freezer maintains a temperature of -10 degrees F. Pork changes from solid to a thawed state at 30 degrees F and has the following properties: Heat

What is the difference between the measured values of 1.05m and 1.050m? What factor of a measurement tool determines the sig figs of a measured value? The two values are different because of their sig figs, the first has 3 and the other has 4. I think that

106. ## Informal Logic

"I bought a pair of shoes from that store that immediately fell apart. Their shoes are no good" may commit which fallacy?

107. ## physics

As soon as a traffic light turns green, a car speeds up from rest to 57.0 mi/h with constant acceleration 8.00 mi/h/s. In the adjoining bike lane, a cyclist speeds up from rest to 21.0 mi/h with constant acceleration 12.50 mi/h/s. Each vehicle maintains

108. ## Physics

A worker drops a wrench from the top of a tower 95.1 m tall. What is the velocity when the wrench strikes the ground?

109. ## algebra

find the functions f and g so that f of g =H. H(x)=(6x+9)^4 please show work so i understand this better. thank you

110. ## Science

Explain how a parachutist's loss of momentum on landing is consistent with the principle of conservation of momentum?

111. ## Calculus

Please help find the rational roots of f(x)=4x^4 - 3x^3 + 2x^2 +x - 3 another is f(x)=-3x^3 - 2x^2 + x - 1 I tried but still confuse please help really really need help Thank you very much!

112. ## Film and Literature

Most see film as entertainment, but what about literature? And, what does a study of these involve? On what do you base this idea?

113. ## physics

A person travels by car from one city to another with diﬀerent constant speeds between pair of cities. She drives for 31.5 min at 89.6 km/h, 11.8 min at 101.8 km/h, and 58.5 min at 36.4 km/h, and spends 24.8 min eating lunch and buying gas. Find the

114. ## physics

A projectile is shot at 35° to the horizontal and lands 12 s later at the same elevation. (a) What is the projectile's initial speed? (b) What is its maximum altitude?

115. ## algebra

find the domain of the composite function f of g. f(x)=x^2+9;g(x)=ãx-7

116. ## COLLEGE ALG

use the transformations to identify the graph of the function. then determine its domain, range, and horizontal asymptote. f(x)=4+3^X/3

117. ## algebra

change the logarithmic expression to an equivalent expression involving an exponent. 4^16=x log (base4)16=x is it x=e^2?

118. ## chemistry

A 12.8 g sample of iron ore is treated as follows. The iron in the sample is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 21.3 g. What was the mass of iron in the sample of ore? Answer in units of g

119. ## physics

find the mass of a balloon filled with helium if its volume is .25 m cubed the density of the helium is .178

120. ## applied skills for human service

1.How does a quality clinical interview differ from a casual "helping" conversation?

121. ## Physics

A boy sledding down a hill accelerates at 1.25 m/s2. If he started from rest, in what distance would he reach a speed of 5.00 m/s?

122. ## Physics

An elevator is moving upward at 0.90 m/s when it experiences an acceleration 0.40 m/s2 downward, over a distance of 0.64 m. What will its final velocity be?

123. ## POl

An inactive substance or simulated medical procedure is called a