10/14/19
candy distributor needs to mix a 20% fat-content chocolate with a 50% fat-content chocolate to create 100 kilograms of a 23% fat-content chocolate.
How many kilograms of each kind of chocolate must they use?
10/14/19
You need 760 mL of a 50% alcohol solution. On hand, you have a 95% alcohol mixture. How much of the 95% alcohol mixture and pure water will you need to obtain the desired solution?
You will need.... mL of pure waterand .... mL of the 95% solution.
10/14/19
Need help ASAP pleaseee
Dean deposited money into 2 accounts. The CD account earns 5% interest annually, while the savings account earns 3.5% annually. The savings account has $500 less than the CD account. How much was...
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A bank loaned out $25,500, part of it at the rate of 12% annual interest, and the rest at 8% annual interest. The total interest earned for both loans was $2,500.00. How much was loaned at each rate
$.... was loaned at 12%$.... was loaned at 8%
A student in a Pre-Calculus class has test scores of 76, 60, 79, and 73. The final exam is worth 2 test grades.
Write a linear equation that models this problem, where x is the grade on the final exam and y is the student's grade in the course.
10/13/19
linear transformation
The graph of f(x)=x was translated right 13 units to create the graph of h(x).Write the equation of h(x) using function notation.i got h(x)=x-13 and h(x) = f(x-13) but their both wrong
10/13/19
What equation will you use?
A train moving 60 mph leaves the station at noon. An hour later, a train moving 80 mph leaves heading the same direction on a parallel track. Find the time when the second train catch up to the...
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10/12/19
Find the speed of the wind?
A plane has a cruising speed of 300 miles per hour when there is no wind. At this speed, the plane flew 600 miles with the wind in the same amount of time it flew 400 miles against the wind. Find...
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10/12/19
College algebra
Jason paddled his canoe 24 miles upstream for 4 hours.it took him 3 hours to paddle back. Find the speed of the canoe in still water and the speed of the current
10/12/19
How long did each mechanic work?
Two mechanics worked on a car. The first mechanic charged $55 per hour, and the second mechanic charged $90 per hour. The mechanics worked for a combined total of 20 hours, and together they...
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10/12/19
Weak and strong induction proof
Prove by induction 1 + 2+ 3+ … + n = n ( n + 1) / 2 ? Using weak and strong induction
10/11/19
What is the conditional probability that B does not occur given that A does not occur?
The probability of A is 0.25. The conditional probability that A occurs given that B occurs is 0.25. The conditional probability that B occurs given that A occurs is 0.4. (a) What is the...
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10/11/19
A jet airplane reaches 804./kmh on a certain flight. What distance does it cover in 13.0min?
Set the math up. But don't do any of it. Just leave your answer as a math expression.Also, be sure your answer includes all the correct unit symbols.
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10/10/19
Use the given coordinates to determine
Use the given coordinates to determine if ABC = DEF. A(1, 1), B(2, 0),C(1, –1), D(3, 1), E(4, 0), F(3, –1)
10/10/19
Word Problem, Algebra
Annie has quarters and dimes in her bank. There are eight less than four times as many dimes as quarters. There is $6.35 in her bank. How many dimes are in her bank?
The length of a rectangle is 5 inches more than the width. The perimeter is 34 inches. Find the length and the width.
The length of a rectangle is 5 inches more than the width. The perimeter is 34 inches. Find the length and the width.
One side of a triangle is one-fourth the longest side. The third side is 10 feet less than the longest side. The perimeter is 134 . Find all three sides.
One side of a triangle is one-fourth the longest side. The third side is 10 feet less than the longest side. The perimeter is 134. Find all three sides.
10/09/19
Statistics Question
I need help on the following question. I do not know what to do and I really want to know how to solve these types of questions. I have a test coming up soon and when it comes to these types of...
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10/09/19
Quantifiers/Axiom to Clausal form
Question : Consider the following sentences and prove that "Diana will win the game"1.All Players are clever.2.Anyone who is clever and dedicated can play the game well.3.Anyone who is playing the...
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solve the system of equations below by using elimination
the school play is charging $4 for student tickets and $5 for adult tickets. The school earns $500 selling a total of 120 tickets. How many tickets were sold to students
10/08/19
math help on homework
if there were two groups picking up litter it took 5 minutes for 200 yards then how long would it take for 2 miles
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