11/18/18

The mean of 7 numbers is 10. Four of the numbers are 8, 5, 7 and −10. The remaining three numbers are each equal to k. Find k
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11/18/18

I need help explaining this word problem.
If a car is driving 70 miles per hour and you and you are driving 71 miles per hour. if you are one mile behind them how long will it take you to catch up.
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11/17/18

A certain plant grows 1 1/6 inches every week.How long will it take the plant to grow 6 1/6 inches?
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11/16/18

N=4; i and 5i are zeroes f(-2)=145
Find the nth degree polynomial
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11/16/18

What is the slope of the line joining (4,5) and (-3,2) ?
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11/16/18

123 mm long 66mm wide whats the ratio
To the nearest​ millimeter, a cell phone is 123 mm long and 66 mm wide. What is the ratio of the width to the​ length
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11/16/18

A truck is carrying orange juice, passion fruit juice, and apple juice bottles in a a ratio of 1:1:3 . If there are 11 passion fruit juices bottles,then how many apple juice bottles are there?
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11/16/18

how do i rewrite a - 9 = 6 as an addition equation ?
in my math honors class we are currently learning how to write subtraction equations as addition equations and i don't understand any of it so i need your help... please !!!
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11/16/18

Math Homework Help
The value of a house is increasing by $2000 per year. If it is worth $120,000 today, what will it be worth in three years
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11/16/18

What is the answer of this word problem?
Kevin says it will take him less than 1 hour to play soccer, do homework, and practice piano because these tasks will take a total of 8/12 an hour is he correct?
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11/15/18

Evaluate solve the problem
6/7+1/2 and idk how to do it ...,....................... .
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11/15/18

A recipe uses 8 3/4 cups of milk for every 3 1/2 cups of oatmeal. How many cups of milk are used for each cup of oatmeal?
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11/15/18

b>-2. What do all the values in parts (a) and (b) represent? Is this true for any inequality?
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11/15/18

How long will it take for an investment to​ triple, if interest is compounded continuously at 7​%?
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11/14/18

can someone help me with this it's so confusing

A town has a population of 10000 and grows at 2.5% every year. What will be the population after 7 years, to the nearest whole number?
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11/13/18

how does the payment to the tutor work
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11/13/18

What is 0.6 as a percentage?
This is hard. Please help.
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10/27/18

using quadratic equations to solve problems

A sail in the form of a right triangle that is three times as high as it is wide. The sail is made from 24 square meters of material. What is it’s height?
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10/27/18

Help with homework
Mrs. Mack teaches three art classes, each having 30 students. She has a supply of 150 sheets of special paper for an upcoming project. For the project, each student in each class will use one sheet... more
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10/27/18

Having trouble with inequalities, the solution seems simple but idk how to right one.
For her phone service, Rachel pays a monthly fee of $19, and she pays an additional $0.06 per minute of use. The least she has been charged for a month is $97.84.What are the possible numbers of... more
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10/27/18

Need help figuring out how to solve algebra story problem.
You rent a bike for a flat rate of $15 plus an additional charge of $2.50 per hour.Write an equation to model the total cost, C in terms of the number of hours, H you rent the bike.What is the... more
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10/27/18

Direct Variations

w varies directly as v, and w= 32 when v= 80.Write and equation that relates w and v
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10/27/18

bell-shaped distribution
The mean price of new homes from a sample of houses is $155,000 with a standard deviation of $15,000.The data set has a bell-shaped distribution.Between what two prices do 95% of the houses fall?... more
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10/27/18

Applications of rational expressions
Two drainpipes working together can drain a pool in 18 hours. Working alone, the smaller pipe would take 27 hours longer than the larger pipe to drain the pool. How long would it take the smaller... more
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10/27/18

What is a pythagorean triple?
Math is hard for me to answer,
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