Dana spent $53 at a market. She took out some ten-dollar notes and five-dollar notes from her jar to pay for the items at the cashier. She received $2 change from the cashier.
- How much money did Dana take out from her jar?
- How many possible number of ten-dollar notes and five-dollar notes did she take out from her jar?
(a)
Amount that Dana took out from her jar
= 53 + 2
= $55
(b)
Possible number of ten-dollar notes and five-dollar notes :
10, 10, 10, 10, 10, 5
10, 10, 10, 10, 5, 5, 5
10, 10, 10, 5, 5, 5, 5, 5
10, 10, 5, 5, 5, 5, 5, 5, 5
10, 5, 5, 5, 5, 5, 5, 5, 5, 5
Number of possible number of ten-dollar notes and five-dollar notes: 5
Answer(s): (a) $55; (b) 5