370 Answered Questions for the topic Pre-Algebra
a varies directly as b and inversely as the square of c
If a = 229 when b = 4 and c = 2, find a if b = 6 and c = 5Round your answer to two decimal places if necessary.
The volume of the Earth is about 0.0000007 times as great as the volume of the Sun. How could you write the Earth's volume in comparison to the Sun in scientific notation?
ou have $15.00 to buy watermelon for a picnic. A watermelon costs $3.75. Which inequality represents the number x of watermelons you can buy?
Pre Algebra Mathematics
The solution of c+d<−6 is c<−8. What is the value of d?
Select the possible value(s) of x.x=1x=2x=3x=4
Pre Algebra Math
f + 1/4 = -7/2, what does f equal?
i figured out 7/2 is equal to 3 1/2 but that's all i got
.333333 (.3 bar) irrational or rational
Is .3333 rational or irrational?I know that .333 (bar) can be converted to 1/3 which (a/b) makes the 1/3 rational so does the .333 get also classified as a rational number?I was told that .3333... more
what is 9p + 3p
What is the square root of 181 in between?
You pick a whole number between 1 and 100. If A is the event that you choose a number that is divisible by 3 and 8, what are the outcomes favorable to event A?
The length of a rectangle is five less than three times the width. If the area of the rectangle is 112 square feet, what are the dimensions of the rectangle?
Jen is paddling thinking you for months. She is paddling at a rate of 35 yd./min. Which equation would you use to find, the number of yards in X minutes?
Find the slope of a line perpendicular to the line that passes through ( 2 , − 3 ) and ( − 1 , 3 ) .
The fee charged by a ticketing agency for a concert is $55.50 plus $89.50 for each ticket purchased. If your total charge for tickets is $682, write an equation for the total charge of the tickets.... more
Five times the first of two consecutive odd integers is three times the second. Find the integers.
Five times the first of two consecutive odd integers is three times the second. Find the integers. (smaller integer) (larger integer)
You pick 2 marbles from the bag. You pick the second one without replacing the first marble.
(2 green, 2 white, 2 red, 2 yellow, 2 blue) P(red then blue) P (green then yellow) P(white then blue then white)
Consider the following equation: − 8 x − 10 y = 19
Consider the following equation: −8x−10y=19A) Write the above equation in the form y=mx+b. Enter the values of m and b in the appropriate boxes below as integers or reduced fractions (in the form... more
the sum of Eva’s age and Lela’s age is 21. The difference of their age is 3.
Corey combines x pounds of herbal tea at $12 per pound with 8 pounds of regular tea at $9 per pound. He makes a mixture that averages $10.50 per pound. Write an equation to model the situation.
One number is two more than four times another. Their sum is -13. Find the numbers.
Michael runs each lap in 6 minutes. He will run at least 48 minutes today. What are the possible numbers of laps he will run today?
how many buses do you need for 500 people if each bus holds 40 people
8th Grade Pre-algebra Word Problem
Karinne hit 4 more home runs than half the number of hone runs Lu hit. Together they hit 10 home runs. Let x represent the number of home runs Lu hit. Write an equation to represent the situation.
I need some help math plzz plz
Tom gets paid $12 for every lawn he mows. The amount of money he earns depends on the number of lawns he mows.Which is the dependent variable, and which is the independent variable?￼A.The dependent... more
A line passes through (4, -1) with a slope of -3 write an equation.
-3=7(y-9/7) i need help
i need the answer to this problem