1.
Pria is placing grains of rice on a checkerboard. If she puts 1 on the first square, 2 on the second, 4 on the third, 8 on the fourth, and so on, how many pieces will be on the 8th square?
A.
64
B.
16
C.
32
D.
128
Hint
2.
Shannon has the same amount of money that Shawn does. Shawn had a quarter and a dime. Shannon has only nickels. How many nickels does Shannon have?
A.
7
B.
6
C.
35
D.
5
Hint
3.
It takes Sam 80 minutes to mow 2 lawns. How long will it take her to mow 3 lawns?
A.
60 minutes
B.
120 minutes
C.
80 minutes
D.
2 minutes
Hint
4.
At lunch, 16 people brought a peanut butter and jelly sandwich, 7 people brought fruit chews, and 3 people brought both. How many people brought food for lunch?
A.
20
B.
16
C.
23
D.
26
Hint
5.
If the length of a room is 5 more than twice the width, which expression can be used to find the perimeter of the room?
A.
2
w
+ 5
B.
2(
w
) + 2(2
w
+ 5)
C.
5
w
+ 2 +
w
D.
2
w
+
w
Hint