Mathematics Stack Exchange
Mathematics Stack Exchange

Questions tagged [problem-solving]

Use this tag when you want to determine the thinking that is needed to solve a certain type of problem, as opposed to looking for a specific answer to a question.

Use this tag when you want to determine the thinking that is needed to solve a certain type of problem, as opposed to looking for a specific answer to a question.

4495 questions
-2
votes
1 answer

I need to know if the problem have an answer or if it was badly posed.

Daniel and Anna had visited Toledo and with their camera they had taken 45 pictures. Daniel appears in 15 of them, Anna in 26 and both in solely 7. In how many photos neither of them appear? I´d really appreciate an answer.
Scoofjeer
  • 385
-3
votes
1 answer

Rock-Scissors-Paper-Tournament (Hard problem)

"Twelve students of one class have held a rock-scissors-paper tournament. Each competed against each one exactly once. There were two points for a win, one point for a draw and no points for a defeat. At the end of the tournament, all participants…
Jana018
  • 1
-3
votes
2 answers

Arithmetic problem solving

Two girls collect stamps. Between the two they have 67 stamps. One of them has 8 stamps more than the other. How many stamps does each one have? HELP please this is for my daughter. I didn't get how to find the answer.
eniid15
  • 145
-3
votes
1 answer

How to solve this problem solving question?

I probably look like a complete idiot asking this question, but how do you solve these two questions about calculating the perimeter of these circles.
Remington Lamington
  • 1
-3
votes
1 answer

Find the area of rectangle?

Can any body tell me what is the algorithm I have to follow to solve this problem? A rectangle has length:breadth in $5:4$. A square's side is $50\%$ greater than breadth of the rectangle. The area of the square is $384$. Find the area of the…
Akshay Kumar
  • 101
-3
votes
2 answers

Find numbers that fit each riddle look for more than one answer

There are two $2$ digits numbers. The first number is greater than $50$ and ends in $0$. When you subtract one number from the other number the difference is $29$
Sophia
  • 1
-3
votes
2 answers

How many spare tyres are needed?

I am about to start a $27,000$ km trip. I check the specifications of tyres to use to find that each is good for only $18,000$ km. What is the fewest number of spare tyres I need to take so I can make it home without having to buy any more?
user262154
  • 1
-4
votes
1 answer

How to find $p$ when $ ({\frac{1}{2}})^p + ({\frac{1}{4}})^p + ({\frac{1}{8}})^p - 1 = 0. $

Kindly mention solution-techniques along with solution
Arnab Dutta
  • 597
-4
votes
1 answer

GCSE: Find the number of person that will go to a party

Looking please for any help! John emailed 128 people to invite them to the restaurant's inauguration party. He asked these guests to send the email to 5 others in exchange for participation in a lottery where a free meal for two is won. Based on the…
Ko_17
  • 25
1 2 3
…
28
29