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Kendall

Questions (58)

there are 51 students in a certain class. the number of females is 5 less than three times the number of males. find the number
1. 3 answers
2. 172 views
Which of the following describes fertilization? (1 point)when an animal is attracted to a flower when an animal is attracted to
1. 11 answers
2. 3,352 views
what is the genetic code
1. 1 answer
2. 287 views
A man who has a mass of 50 kg stands in an elevator that is accelerating up at 3 m/s^2. How much does this man weigh? What does
1. 1 answer
2. 510 views
A man who weighs 900N stands in an elevator on a scale and it reads 1000N. What direction is the elevator accelerating and what
1. 1 answer
2. 1,572 views
Given Delta ABC With AB = AC. Use Deductive Reasoning To Complete The Following Sentence. If < B = 40 Degree, Thena) < C = 100
1. 3 answers
2. 663 views
which order pair is a solution of the system 2x-y<5 and + 2y>2I got d a(1-1) b(4,1) c (2,0) d(3,2)
1. 1 answer
2. 365 views
which order pair is a solution of the system x+2y -2 and y<-3x+4I got c a (0,0) b (2,-2) c (-2,2) d (5-4)
1. 1 answer
2. 725 views
please check my answerdetermine the number of possible solutions if A=62, a=4 and b=6 I got B a)none b)one c)two d)three
1. 6 answers
2. 500 views
determine the greatest possible value for B if A= 30 degrees, a=5, and b=8a)23.1 degrees b)53.1 degrees c)126.9 degrees d)96.9
1. 1 answer
2. 808 views
in ABC A=30a=9 b=8 this triangle must be 1)right triangle 2 acute 3 obtuse 4 either acute or obtuse
1. 5 answers
2. 440 views
Rational numbers are fractions and their opposites. All of these numbers are rational numbers. Show that they are rational by
1. 1 answer
2. 1,363 views
Shannon can paint a room in 16 hours. Emily can paint the same room in 20 hours. How long does it take for both Shannon and
1. 1 answer
2. 487 views
I am three years younger than my brother, and i am 2 years older than my sister. My mom's age is one less than three times my
1. 26 answers
2. 10,108 views
If (a) varies directly as (b) and b= 20 when a= 4, find (b) when a=60I don't understand this question at all
1. 1 answer
2. 508 views
Cathy wakes up at 7:00 am each morning. She spends 1/10 hour making her bed, 1/5 hour eating breakfast, and 1/2 hour getting
1. 2 answers
2. 1,067 views
A squash ball typically rebounds from a surface with 25% of the speed with which it initially struck the surface. Suppose a
1. 2 answers
2. 1,124 views
The roof of a two-story house makes an angle of 29° with the horizontal. A ball rolling down the roof rolls off the edge at a
1. 1 answer
2. 910 views
Part A of this question asks for the sum of vector A = 3x+5y and vector B = 1x-3y. I did this and got the vector A + vector B =
1. 2 answers
2. 1,126 views
Determine the mass of PbSO4 produced when 10mL of 0.2M CuSO4 reacts with 10mL of 0.2M Pb(NO3)2?Balance the equation CuSO4 +
1. 1 answer
2. 1,339 views
What are some errors that can be made in colorimetry?
1. 1 answer
2. 463 views
is gravimetric analysis or colourimetry more accurate when it comes to precipitation reactions where only around 6g and 100ml of
1. 1 answer
2. 499 views
sound travels in theses from its source
1. 1 answer
2. 424 views
A chemist has two solutions of sulfuric acid. One is a 25% solution, and the other is a 50% solution. How many liters of each
1. 1 answer
2. 1,320 views
How many gallons of 45% butterfat cream must be mixed with 500 gallons of 3% butterfat milk to obtain a 5% butterfat milk?
1. 2 answers
2. 1,093 views
A manufacturer of lapel buttons test marketed a new item at a university. It was found that 1,000 items could be sold if they
1. 0 answers
2. 875 views
Fiona invested $1000 at 8% compounded continuously. At the same time Maria invested $1100 at 8% compounded daily. How long will
1. 1 answer
2. 1,936 views
16. Alison uses a total of 94.5 cups of dog food each week to feed her three dogs. Each dog eats the same amount. How much does
1. 1 answer
2. 712 views
When writing an equation in slope-intercept form, does be have to be a positive number or can it be negative? For example,
1. 3 answers
2. 691 views
Use properties of logarithms to find the exact value of each expression. Do not use a calculator.8^log 8^5
1. 3 answers
2. 530 views
What do you get when you double 1/8?
1. 1 answer
2. 383 views
Erica had 7/8 of a pizza left. Her friend ate 1/6 f the pizza that was left. What fraction of the whole pizza did her friend
1. 1 answer
2. 582 views
Two lookout towers are situated on mountain tops A and B, 4 mi from each other. A helicopter firefighting team is located in a
1. 0 answers
2. 601 views
Angles of elevation to an airplane are measured from the top and the base of a building that is 40 m tall. The angle from the
1. 1 answer
2. 863 views
A 21.3-g bullet is fired from a rifle. It takes 3.77 × 10-3 s for the bullet to travel the length of the barrel, and it exits
1. 1 answer
2. 580 views
Over a time interval of 1.72 years, the velocity of a planet orbiting a distant star reverses direction, changing from +18.2
1. 1 answer
2. 637 views
A motorcycle has a constant acceleration of 4.33 m/s2. Both the velocity and acceleration of the motorcycle point in the same
1. 1 answer
2. 638 views
Two motorcycles are traveling due east with different velocities. However, 5.81 seconds later, they have the same velocity.
1. 0 answers
2. 467 views
The initial velocity and acceleration of four moving objects at a given instant in time are given in the following table.
1. 0 answers
2. 610 views
A sprinter explodes out of the starting block with an acceleration of + 2.29 m/s2, which she sustains for 1.13 s. Then, her
1. 0 answers
2. 596 views
This is the error message I see, how do I fix this:listarray:argument must be an array;found:b--anerror.2 debug this try:
1. 0 answers
2. 391 views
Aluminum reacts with hydrochloric acid to produce aluminum chloride and hydrogen gas. What mass of hydrochloric acid reacts when
1. 1 answer
2. 1,524 views
A deorbit burn has been performed. During this deorbit burn a pre-calculated Delta V (change in velocity) of 290 ft/s (or 88.4
1. 1 answer
2. 715 views
The heads of matches are made with P4S3. this material is made by heating a mixture of red phosphorus and sulfur:8P4 + 3S8---->
1. 1 answer
2. 578 views
Please help.Calculate the pH at the following points during the titration of 100.0 mL of 0.20 M acetic acid (Ka for acetic acid
1. 0 answers
2. 523 views
Calculate [OH-] and pH for the following strong base solution: 10.0 mL of 0.0105 M Ca(OH)2 diluted to 500.0 mL
1. 3 answers
2. 3,253 views
There is a box attached to a spring. The spring has a spring constant of 39 N/m. The ì between the box and the surface is 0.3.
1. 1 answer
2. 1,029 views
I am having a hard time with this word problem:A road crew has 3/4 ton of stone to divide evenly among 4 sidewalks. How much
1. 4 answers
2. 491 views
Light travels approximately5.87 X 10^12 miles in one year. This distance is called a light year. Suppose a star is 2 X 10^4
1. 0 answers
2. 714 views
How do you solve this equations?(xy^-3)^-5 (3x^4)(4x^12) ab^-6 ______ c^0d^-4 x^3y^0(z^-4) Can you please show it step by step?
1. 0 answers
2. 436 views
What was the Geography and Climate in 1600-1700 Colonial America?
1. 1 answer
2. 281 views
How do I find a unit rate?
1. 5 answers
2. 249 views
Find the indicated outputs for f(x)= 5x^2-2xThe 2 after the ^ is an exponent. f(0)=0 f(-1)= f(2)=
1. 1 answer
2. 458 views
Find the indicated outputs for f(x)=5x^2-2x.f(0)= f(-1)= f(2)=
1. 2 answers
2. 843 views
the area of a triangle is 1/2 bhfind the area of the given triangle: when b=50 inches h= 15 inches
1. 3 answers
2. 409 views
9 - -9 =
1. 3 answers
2. 317 views
Help! I am gettting a C in math and I am so cofussed! How do I study better but have fun while I do it?I love math, I take it as
1. 0 answers
2. 753 views
hi i just need help with what the greatest common factor of 51 and 34 is4+0
1. 0 answers
2. 348 views

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