Page 60 - NUMINO Challenge_D1
P. 60
3 There are six marbles numbered from 1 to 6. Whenever a pair of two
marbles numbered 1 and 2, 3 and 4, or 5 and 6 is placed on the
balance, the balance tilts toward one side. The marbles are placed on
the balance as shown below. Find the heavy 3 marbles. Note that the
light marbles each weigh the same, and the heavy marbles each weigh
the same.
31 42 5
1
4 There are 10 gold coins in each of the four bags shown 0g
below. One bag contains only fake gold coins, and the 75g 25g
other three bags contain only real coins. The real gold
coin weighs 5 g, and the fake coin weighs 6 g. Use the 50g
scale only once to find the bag containing fake coins.
ABCD
57Words and Logic
marbles numbered 1 and 2, 3 and 4, or 5 and 6 is placed on the
balance, the balance tilts toward one side. The marbles are placed on
the balance as shown below. Find the heavy 3 marbles. Note that the
light marbles each weigh the same, and the heavy marbles each weigh
the same.
31 42 5
1
4 There are 10 gold coins in each of the four bags shown 0g
below. One bag contains only fake gold coins, and the 75g 25g
other three bags contain only real coins. The real gold
coin weighs 5 g, and the fake coin weighs 6 g. Use the 50g
scale only once to find the bag containing fake coins.
ABCD
57Words and Logic
