Game Preview

Math challenge

  •  English    13     Public
    Fun and interesting mathematics questions for secondary Ss
  •   Study   Slideshow
  • Helena manages the shipping department for Learning Is Fun, Inc., a company that makes centimeter cubes for use in schools. One type of box holds 24 cubes. What are the possible dimensions of this box?
    (1, 1, 24); (1, 2, 12); (1, 3, 8); (1, 4, 6); (2, 3, 4); (2, 2, 6)
  •  15
  • How many were going to St. Ives?
    2800
  •  5
  • Eratosthenes discovered a method to extract all of the _________ from 1 to 100
    prime numbers
  •  25
  • (AMC_2011) Sam draws a rectangle with sides of length 56 cm and 98 cm. Jan divides Sam’s rectangle into squares by drawing lines joining opposite sides. What is the smallest number of squares that Jan must draw?
    28
  •  20
  • (AMC_2007) What is the largest two-digit prime number whose digits are also prime?
    73
  •  15
  • (AMC_2012) A prime number is called a jillyprime when doubling it and adding 1 results in another prime. How many numbers less than 15 are jillyprimes? (Note that 1 is not a prime.)
    4
  •  5
  • How many squares can be formed by joining 4 of these points?
    11
  •  25
  • How many cubes are there in the following figures ?
    75
  •  20
  • Which of the figures below best fits the series ?
    F
  •  25
  • How many bananas do you need to balance the third scale?
    3
  •  10
  • Sam has 39 pencils and 26 pens to distribute to his classmates? Each student must receive the same amount of pens and pencils and there will be no pens or pencils left. What is the greatest number of students in that class?
    13
  •  5
  • Ronald and Tim both did their laundry today. Ronald does laundry every 6 days and Tim does laundry every 9 days. How many days will it be until Ronald and Tim both do laundry on the same day again?
    18
  •  20
  • Find missing value
    26
  •  15