Remember: When coins buy only one thing, choosing it means giving up the other.
Questions
1
A kite and a book cost six coins each. Which purse cannot buy both?
👛a purse of twelve coins👛a purse of fifteen coins👛a purse of nine coins
2
A kite and a book cost six coins each. Which purse cannot buy both?
👛a purse of thirteen coins👛a purse of six coins👛a purse of twelve coins
3
A kite and a book cost six coins each. Which purse cannot buy both?
👛a purse of eight coins👛a purse of thirteen coins👛a purse of fourteen coins
4
A kite and a book cost six coins each. Which purse does not buy exactly one?
👛a purse of nine coins👛a purse of four coins👛a purse of eleven coins
5
A kite and a book cost six coins each. Which purse can buy both?
👛a purse of thirteen coins👛a purse of eight coins👛a purse of four coins
6
A kite and a book cost six coins each. Which purse cannot buy both?
👛a purse of fifteen coins👛a purse of eight coins👛a purse of thirteen coins
7
A kite and a book cost six coins each. Which purse cannot buy both?
👛a purse of eleven coins👛a purse of fifteen coins👛a purse of fourteen coins
8
A kite and a book cost six coins each. Which purse cannot buy both?
👛a purse of ten coins👛a purse of fourteen coins👛a purse of twelve coins
9
👛A kite and a book cost six coins each. Can a purse of ten coins buy both?
YesNo
10
A kite and a book cost six coins each. Which purse can buy both?
👛a purse of twelve coins👛a purse of five coins👛a purse of four coins
11
A kite and a book cost six coins each. Which purse cannot buy both?
👛a purse of fourteen coins👛a purse of twelve coins👛a purse of five coins
12
A kite and a book cost six coins each. Which purse cannot buy both?
👛a purse of twelve coins👛a purse of six coins👛a purse of thirteen coins
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Answer key · Set C
Choosing between two things
1a purse of nine coins
2a purse of six coins
3a purse of eight coins
4a purse of four coins
5a purse of thirteen coins
6a purse of eight coins
7a purse of eleven coins
8a purse of ten coins
9No
10a purse of twelve coins
11a purse of five coins
12a purse of six coins
Mark each answer, count the right ones and write the score on the sheet.