112 Answered Questions for the topic Problem

Problem Math

04/22/20

#### 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.

Problem Algebra

11/06/19

#### 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...
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#### 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_____.

09/26/19

#### 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_____.

07/07/19

#### 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?

07/02/19

#### 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

#### 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...
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#### 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...
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#### 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...
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07/25/18

#### 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...
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Problem Problem Solution

05/13/18

#### 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!

Problem

04/20/18

#### 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...
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Problem

03/13/18

#### Problem solving

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?

Problem

03/06/18

#### 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.

Problem

02/28/18

#### 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...
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02/11/18

#### 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) )

Problem

01/27/18

#### One third of a number is twelve less than one half of the number

this is a hard question I need help

Problem

01/27/18

#### Please help me some examples of these

Desired result Depends on 1.Car taking us home Having enough gas in the car2.3.4.5.6.7.8.

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