PT

Newest questions and responses by PT
  1. Math

    I have 75 rings (leg bands) to be distributed somehow among 20 pigeons. When all rings are distributed and attached, I will put the pigeons into pigeonholes labeled 0, 1, 2, 3, and so on, with each pigeon going into the pigeonhole labeled with the number

    asked on January 15, 2019
  2. Math

    How many counting numbers less than 100 have an EVEN remainder when divided by 5 and an ODD remainder when divided by 7?

    asked on January 15, 2019
  3. Math

    The four members of a team are comparing scores on the Individual Test. Amy scored 3 points less and Brad scored 6 points less than the average of the team members, while Cara scored 5 points more than the average. Don scored 28 points. What was the score

    asked on January 11, 2019
  4. Math

    Tim has more pennies than nickels, more nickels than dimes, more dimes than quarters, and more quarters than half-dollars. Tim has at least 3 quarters and at least one of each other kind of coin listed. What is the smallest number of cents Tim could have?

    asked on January 11, 2019
  5. Math

    If 1 is added to every prime number less than 100, how many more of the resulting sums will be divisible by 4 than by 3? (If more of the sums are divisible by 3 than by 4, your answer will be negative.)

    asked on December 5, 2018
  6. Math

    Ten apples are distributed among Amy, Ben, Corin, and Dora such that Amy gets at least two, and Corin and Dora get at least one each. If Ben gets at least as many apples as all the others put together, how many ways can the apples be distributed?

    asked on December 5, 2018
  7. Math

    Steven has made 154 Field Goals in 177 attempts. How many Field Goals must he make in a row in order to bring his overall success rate to exactly 90 percent?

    asked on November 27, 2018
  8. Math

    The volume of a rectangular prism is 60 cubic in and the lengths of its edges are all whole numbers. What is the number of inches in the largest possible sum of all of the edges of the prism?

    asked on November 14, 2018
  9. Math

    Simba weighs five pounds more than Sasha. If they both gain two pounds, Simba will weigh twice as much as Sasha. How many pounds does Sasha weigh now?

    asked on October 29, 2018
  10. Ratios

    In an animal shelter, the ratio of cats to dogs is five to two. How many more cats are there than dogs, if the total number of cats and dogs is eighty four?

    asked on March 9, 2018
  11. Probability

    The first card Jon draws from a standard deck is a face card (jack, queen, or king). He keeps this card and draws a second one. If he draws at random, what is the probability that Jon now has a pair of kings? Answer as a reduced fraction.

    asked on March 6, 2018
  12. Probability

    Alice has 2 identical pairs of red shoes and 1 pair of white shoes, where a pair of shoes is one left and one right shoe of the same color.If she draws two shoes at random, what is the probability that she picks a pair? Give your answer as a reduced

    asked on March 6, 2018
  13. Probability

    When rolling 5, 6-sided dice, what is the probability that the 5 numbers appearing on the dice are the same?

    asked on March 6, 2018
  14. Probability

    Triscia had 12 jellybeans in a jar (orange ones, green ones, and purple ones). After she ate all the orange ones (but none of any other color), the probability of taking out a green jellybean by chance was twice as high as it was before she ate any

    asked on March 6, 2018
  15. Probability

    Grace has 2 yellow balloons and 3 red balloons. Her brother, Caleb, is going to pop two of the balloons at random. What is the probability that he pops one of the yellow balloons and one of the red balloons?

    asked on March 6, 2018
  16. Probability

    Keisha and Kelly have an astronomy club devoted to observing the moon. If the moon is visible 28 out of 29 days and the girls can make it outside 14 days per 29 days, what is the probability they will go out on a night when the moon is not visible?

    asked on March 5, 2018
  17. Probability

    There are 6 methods of travel (walk,run,unicycle,bicycle,scooter,car). For three days, Max decides that he wants to randomly select his method of travel taking him to work. What is the probability that exactly one of the three days, Max walks to work?

    asked on March 5, 2018
  18. Math

    Let f(x) = 3x + 2 Find f(a) and f(2a). I'm confused, can someone help me?

    asked on August 28, 2016
  19. Economics

    I just don't understand why is the index expressed as 100 for the base year

    asked on February 1, 2008
  1. Math

    146+140+115+75+50 = 196cents

    posted on January 11, 2019
  2. Math

    Thanks again Scott.

    posted on December 5, 2018
  3. Math

    Thanks R_scott

    posted on December 5, 2018
  4. Math

    Thanks Steve!

    posted on November 27, 2018
  5. Math

    Thanks Damon, they say it is 248 inches total, not sure how they arrive.

    posted on November 14, 2018
  6. Math

    Thanks R_scott

    posted on October 29, 2018
  7. Ratios

    Thanks

    posted on March 9, 2018
  8. Probability

    Thanks Steve!!

    posted on March 6, 2018
  9. Probability

    Thanks Reiny!

    posted on March 6, 2018
  10. Probability

    Thanks again Scott!

    posted on March 5, 2018
  11. Probability

    Thanks a lot Scott!!

    posted on March 5, 2018
  12. Math

    A bus set off a bus-stop and travelled towards the factory at a constant speed. 20 minutes later, a van set off the same bus-stop and travelled towards the factory along the same route at a constant speed. The van caught up with the bus 40 minutes after

    posted on July 24, 2016