113 Answered Questions for the topic Problem
intro stat question
Data collected at the elementary schools in a county’s school districts showed that each year roughly 21% of students miss exactly one day of school, 19% miss 2 days, and 15% miss 3 or more days... more
I need help to solve this Math Problem
X-Z = Y% of W –(i)X-W = Z% of Y –(ii)Y-X = Y% of (W+Z) –(iii)If, W ≠ Z, then what % is X of (W+Y+Z) ?
A coffee cup has a heat capacity of 62.6J∘C. If the coffee cup's temperature increases by 1.20∘C, how much heat has it absorbed?
Round your answer to the nearest tenth.
Given 2 consecutive integers, if 3 times the 1st is increased by the square of the second, the result is 85. Find these numbers
Problem solving questions PLEASE HELP ASAP
I have a test tomorrow and not sure how to solve this question, can you please help.12 people were walking home carrying a basket of fruit in each hand. If one half of the group did not have 2... more
Use implicit differentiation to find the slope of the tangent line to the curve defined by xy^3+2xy=60 at the point (5,2)
I would appreciate if all work is shown with detailed steps! Provide the answer to the slope of the tangent line to the curve at the given point is _____.
Find the slope of the tangent line to the curve defined by 9x^3+4xy−6y^2=1752 at the point (6,−4).
This is a derivative but I don't know how to do this question! I would appreciate if all work is shown with detailed steps! Provide the answer to the slope of the curve at the point (6,-4) is_____.
Find the slope of the tangent line to the curve defined by x^6+6xy+4y^2=176 at the point (2,4).
This is a derivative but I don't know how to do this question! I would appreciate if all work is shown with detailed steps! Provide the answer to the slope of the curve at the point (2,4) is_____.
If sinx+cosx=sqrt(2)sin(x+Aπ), then the number 0<A=___________ <2
please provide all steps for the solution
How do I solve this problem regarding divisibility from my Math Challenge class?
What remainder does the number (-50) leave after division by 7? The answer is 6. Why?
Express in terms of x: sin(2arctan(x))
PLEASE give clear steps! Thank You!If the answers ends up having square roots, can you simply it where it does not
2x – 2y = -4 and x + y = 8
System of equations:2x – 2y = -4 and x + y = 8Solve for x and y
MATHS INVERSE TRIGNOMETRY PRINCIPAL VALUES
For finding the principal value,in this question:Find the principal value of cot-1(-1/√3)The answer is cot(π-π/3) which is cot (2π/3)why is it not just -π/3?In a similar question, Find the... more
Calculus Math Problem
A ladder 13 meters long rests on horizontal ground and leans against a vertical wall. The foot of the ladder is pulled away from the wall at the rate of 0.5 m/sec. How fast is the top sliding down... more
Calculus Math Problem
Assume that the radius r of a sphere is expanding at a rate of 60 cm/min. The volume of a sphere is V = 4/3πr^3 and its surface area is 4πr^2.Determine the rate of change in surface area at t = 2... more
Probability of Independent Events
A student ran out of time on a multiple choice exam and randomly guessed the answers for two problems. Each problem had 4 answer choices - a, b, c, d - and only one correct answer. What is the... more
Problem Problem Solution
Garrett works as a carpenter. If Garrett worked for 4 hours and earned $40, how much did he earn per hour?
little bit hard
if I'm getting 100% in the class, and get a 50% on my quiz, what does that average my grade to?
I have an A, and I got 21 out of 42 on a test. I'm scared I might fail, or get below a D or C, and I'm not really sure how to calculate it. Please help!
44 gal. Of gas gets 200 miles fixed engine now 80%gets same how far can he go now on 44 gal
a car driver knows that he needs 44 gas gallons to cover a 200 miles . if the engine is adjusted and fixed he would only 80% of gas to cover same distance how many miles did he cover with 44... more
mr cheong saved $765 of his salary. he gave 1/6 of his salary to his wife and spent 5/11 of remainder on transport. he had 1/4 of salary left. how much was his salary for the month?
how many birds where there at first
A flock of birds left to go to Africa together. Half went astray in fog. One Eight are lost in a sandstorm. 6 are killed Finally 42 arrive safely to Africa.
Maria has a square garden with a side length of 5 2/3 meter .what would be the area of the garden
Help with the question please it hard
Please, give an appropriate mathematical statement for the following problem
An open box is to be formed out of a rectangle piece of cardboard whose length is 12cm longer than its width. To form the box, a square of side 5 cm will be removed from each corner of the... more
How do I find convergence of this sum, without using integral test ( i is imaginary unit; sum goes from 1 to inf ) :
∑ ( 1/( (5i)^n + n) )
One third of a number is twelve less than one half of the number
this is a hard question I need help