59,485 Answered Questions for the topic Math

Math

12/04/23

In planning her​ retirement, Liza deposits some money at ​1.5% ​interest, with twice as much deposited at ​5%. Find the amount deposited at each rate if the total annual interest income is ​$1380.
In planning her​ retirement, Liza deposits some money at ​1.5% ​interest, with twice as much deposited at ​5%. Find the amount deposited at each rate if the total annual interest income is ​$1380.
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Math

12/04/23

How many quarts of pure antifreeze must be added to 2 quarts of a 50​% antifreeze solution to obtain a ​60% antifreeze​ solution?
How many quarts of pure antifreeze must be added to 2 quarts of a 50​% antifreeze solution to obtain a ​60% antifreeze​ solution?
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Math

12/04/23

Jane took 15 min to drive her boat upstream to​ water-ski at her favorite spot. Coming back later in the​ day, at the same boat​ speed, took her 5 min. If the current in that part of the river is 8km
Jane took 15 min to drive her boat upstream to​ water-ski at her favorite spot. Coming back later in the​ day, at the same boat​ speed, took her 5 min. If the current in that part of the river is ... more
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Math

12/04/23

How many gallons of a ​60% antifreeze solution must be mixed with 60 gallons of ​20% antifreeze to get a mixture that is 50​% ​antifreeze?

How many gallons of a ​60% antifreeze solution must be mixed with 60 gallons of ​20% antifreeze to get a mixture that is 50​% ​antifreeze?
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Math

12/04/23

x intercepts of (x+6)²-7
x intercepts of (x+6)²-7
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Math

12/04/23

Where do they meet?
Sue begins counting backwards from 1298 by 4's saying one number every 5 seconds. At the same time Jim begins counting forward from 171 by 3's, saying one number every 5 seconds. What number will... more
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Math

12/04/23

Unit Vector Question
Find the unit vector that has the same direction as the vector v. v=-24i-7j
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Math Algebra 1

12/04/23

What is the slope and y-intercept for this chart?
X Y-2. -5-1. -10. 31. 72. 11
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Math

12/04/23

Math Conversion
Practice: You need 60 lbs of washed broccoli which costs $1.86 per lb and broccoli has a 75% yield. What is the EPC?
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Math

12/04/23

solve and create a word problem for 2 3/4 divided by 1/3
solve and create a word problem for 2 3/4 divided by 1/3
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Math Algebra 1

12/04/23

The Normal Distribution
A variable x� is normally distributed with mean 15 and standard deviation 8.Round your answers to the nearest hundredth as needed.a) Determine the z�-score for x=19�=19.z=�=b) Determine... more
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Math Algebra 1

12/04/23

The Normal Distribution
A set of 1500 exam scores is normally distributed with a mean = 84 and standard deviation = 9.Use the Empirical Rule to complete the statements below. How many students scored higher than 84?  How... more
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Math Algebra 1

12/04/23

The Normal Distribution
The weights for newborn babies is approximately normally distributed with a mean of 6.1 pounds and a standard deviation of 1.9 pounds.Consider a group of 800 newborn babies:1. How many would you... more
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Math Calculus

12/04/23

Find the area of the region bounded by the graphs of the given curves
y=x^3/2 and y=(x^2)/32
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Math Calculus

12/04/23

Find the area of the region bounded by the graphs of the given curves
y=x^3/2 and y=x^2/32
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Math Calculus

12/04/23

Find the area of the region bounded by the graphs of the given curves
y=x/3 and x/(x^2+1)
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Math

12/03/23

culinary math basics
Honey can be purchased in 2- kilogram containers for $14.42. How much would 12 ounces of honey cost?
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Math

12/03/23

Find Recurrence relation

3,5,11,21,43, 85
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Math

12/03/23

Simple interest rate
The principal P is borrowed at a simple interest rate r for a period of time t. Find the simple interest owed for the use of the money. Assume 365 days in a year.P​ = ​$9000​, r​ = 7.5​%, t​ = 18... more
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Math

12/03/23

write an equation in point-slope form of the line that passes through the point (5,6) with slope (3,5)
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Math

12/03/23

write an equation in point-slope form of the line that passes through the point (5,6) with slope (3,5)
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Math

12/02/23

orginal price math
Today only, a suit is being sold at a 20% off discount. The sale price is $284 What was the original price ?
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Math

12/02/23

Easiest way of mathematical question to solve without calculator.

X² of large number
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Math

12/02/23

At the movie theater child admission is $5.30 and adult admission is $9.40 . On Tuesday 157 tickets were sold for a total sales of $1078.10 . How many child tickets were sold that day?
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12/02/23

Physics lab: how do i find the uncertanity of c (specific heat of water)

Physics lab: how do i find the uncertanity of c (specific heat of water) , when this is the data i have: I have the mass of water= 0.2304 kg, I have the temp for every 15 second time interval, i... more
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