Recent content | MATHalino

If $f(x) = \left( 3\sqrt{x} - 4 \right)^2$, then how much does $f(x)$ increase as x goes from 2 to 3?

6 years 3 months ago

A sum of money amounting to P5.15 consists of 10 cents and 25 cents. If there are 32 coins in all, how many 25 cents are there?

6 years 3 months ago

CPM factory employs 60 workers. If 4 out of every 5 workers are married, how many married workers are employed by the factory?

6 years 3 months ago

Maria is 36 years old. Maria was twice as old as Anna was when Maria was as old as Anna is now. How old is Ana now?

6 years 3 months ago

Given that w varies directly as the product of x and y and inversely as the square of z and that w = 4 when x = 2, y = 6, and z = 3. Find the value of w when x = 1, y = 4, and z = 2.

6 years 3 months ago

In a survey concerning the smoking habits of consumer it was found that 55% smoke cigarette A, 50% smoke cigarette B, 40% smoke cigarette C...

6 years 3 months ago

How many 3-digit numbers greater than 300 can be made out from digits 0, 1, 2, 3, 4, 5, and 6 if repetition of digit is not allowed?

6 years 3 months ago

What time after 3:00 o’clock would the hour-hand and the minute-hand of a continuously driven clock subtends an angle of 45° for the second time?

6 years 3 months ago

A tugboat traveling at 40 kph leaves port at 4 PM carrying off some contraband goods. A patrol boat assigned to stop the goods leaves the same post an hour later and drove at 90 kph. What time will the patrol boat overtake the tugboat?

6 years 3 months ago

Car A drives East at 20 kph at half an hour earlier than car B that started at the same point at 50 kph. How long will car B overtake car A, in minutes?

6 years 3 months ago

If it were two hours later, it would be half as long until midnight as it would be if it were an hour later. What time is it now?

6 years 3 months ago

Solve for C from the Partial Fraction

6 years 3 months ago

Find d so that x + 6 is a factor of x^4 + 4x^3 - 21x^2 + dx + 108.

6 years 3 months ago

A student in a chemistry laboratory wants to form a 32-milliliter mixture of two solutions to contain 30% acid. Solution A contains 42% acid and solution B contains 18% acid. How many milliliters of each solution must be used?

6 years 3 months ago

If 1/4 of a mixture of rice and corn was replaced by corn alone, the resulting mixture becomes 55% corn. What was the percentage of corn in the original mixture?

6 years 3 months ago

Three boys and two girls are to be picked from a class of 15 in which 9 are girls. How many ways can this be done?

6 years 3 months ago

Quiz: Random Problems Set 6

6 years 3 months ago

Differential equation: $(x+2y-1)dx-(x+2y-5)dy=0$

6 years 3 months ago

Differential equation

6 years 3 months ago

Work problems

6 years 3 months ago

Constant Area of Triangle ABC

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Will you please be more specific in doing with calculations

6 years 4 months ago

Stresses of Hollow Circular Tube Used as a Pole

6 years 8 months ago

Hollow Circular Beam with Known Cracking Moment

6 years 8 months ago

Centripetal Force of a Ball Revolving Uniformly in a Horizontal Circle

7 years ago

Sum of Areas of Infinite Number of Squares

7 years ago

Radius of Circle of New Atom Smasher

7 years ago

Sum of Areas of Equilateral Triangles Inscribed in Circles

7 years ago

Time After 7:00 O'clock When The Minute & Hour Hands Of The Clock Are Together

7 years ago

Ratio of Volume of Water to Volume of Conical Tank

7 years 1 month ago

Finding The Length Of Parabolic Curve Given Change In Grade Per Station

7 years 1 month ago

Find y’ if x = 2 arccos 2t and y = 4 arcsin 2t

7 years 1 month ago

Probability That A Randomly Selected Chord Exceeds The Length Of The Radius Of Circle

7 years 1 month ago

Regular Octagon Made By Cutting Equal Triangles Out From The Corners Of A Square

7 years 1 month ago

The Hour Hand And Minute Hand Of The Clock Exchanged Places

7 years 1 month ago

Time After 3:00 O'clock When The Hands Of The Clock Are Perpendicular

7 years 1 month ago

Smallest Part From The Circle That Was Divided Into Four Parts By Perpendicular Chords

7 years 1 month ago

Continuous Beam With Equal Support Reactions

7 years 1 month ago

Probability that a Point Inside a Square Will Subtend an Obtuse Angle to Adjacent Corners of the Square

7 years 1 month ago

Continuous Beam With a Gap and a Zero Moment in Interior Support

7 years 1 month ago

Probability that a Large Shipment is Accepted or Not Accepted due to Defective Items

7 years 1 month ago

1 - Probability for cars to pass through a point on road in a 5-minute period

7 years 2 months ago

Three Men Shoot and Only One of Them Hits the Target. Find the Probability that it was the First Man

7 years 2 months ago

Poisson Probability Distribution

7 years 2 months ago