Mix Arythmetic Flashcards
1
Q
Sally had 57 more pencils than rubbers. After she gave away 47 pencils, shehad twice as many pencils as rubbers. How many rubbers and pencils did she have left altogether?
A
P = R + 57
P1 = R + 10; P1 = 2R
2R = R + 10
2R = R + R
R = 10
2
Q
A group of 6 people shook hands with one another in a meeting. Each person shook hands with another person once. How many handshakes were exchanged?
A
3
Q
A bean plant grows 1 inch every three days. How tall will the bean plant grow after
30 days?
A
