PSLE In Xylia's coin pouch, she had only the five coins in the following denominations.
1¢, 1¢, 10¢, 20¢, $1
If she took out two coins from her coin pouch, is $1.01 a possible sum of the 2 coins? Give your answer in number. (Eg Yes = 1; No = 2)
Coins |
To find the sum of 2 coins. |
|
1¢ |
1¢ |
10¢ |
20¢ |
$1 |
1¢ |
2¢ |
2¢ |
11¢ |
21¢ |
101¢ |
1¢ |
2¢ |
2¢ |
11¢ |
21¢ |
101¢ |
10¢ |
11¢ |
11¢ |
20¢ |
30¢ |
110¢ |
20¢ |
21¢ |
21¢ |
30¢ |
40¢ |
120¢ |
$1 |
101¢ |
101¢ |
$110¢ |
120¢ |
200¢ |
$1 = 100¢
$1.01 = 101¢
Based on the possible sums listed in the table, $1.01 is a possible sum of the 2 coins.
Answer(s): 1