Grade 3
MathGenius National Contest
March 2016
Critical Thinking Math
1. 11 - 9 + 7 – 5 + 3 - 1 = ?
A.
B.
C.
D.
E.
0
2
4
6
8
2. A restaurant has 7 tables with 4 chairs each, 3 tables with 2 chairs each and 6
tables with 3 chairs each. How many total chairs are there in the restaurant?
A.
B.
C.
D.
E.
52
48
36
28
25
3. Eric read from pages 69 to 82 of a book on Sunday. How many pages did Eric
read?
A.
B.
C.
D.
E.
12
13
14
15
16
4. 2 x 4 x 6 = 3 x __ . Find the missing number in the blank.
A.
B.
C.
D.
E.
4
8
12
16
24
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Grade 3
MathGenius National Contest
March 2016
Critical Thinking Math
5. The sum of the ages of Amy, Betty and Cary is 23. Two years from now, how old
will they be together?
A.
B.
C.
D.
E.
23
25
26
28
29
6. (100+98+96+94…+2) - (99+97+95+93…+1) = ?
A.
B.
C.
D.
E.
0
50
100
200
500
7. Ryan’s brother is 8 inches taller than Ryan, but 1 foot 3 inches shorter than their
father. If Ryan’s father is 5 feet 9 inches, how tall is Ryan? Use 1 foot = 12 inches.
A.
B.
C.
D.
E.
4
3
4
5
5
feet
feet
feet
feet
feet
10 inches
6 inches
1 inch
2 inches
8. The day after tomorrow will be Tuesday. Drew’s birthday was three days ago. What
day was Drew’s birth day?
A.
B.
C.
D.
E.
Thursday
Friday
Saturday
Sunday
Wednesday
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Grade 3
MathGenius National Contest
March 2016
Critical Thinking Math
9. What is the smallest whole number which, when multiplied by 7, is greater than
58?
A.
B.
C.
D.
E.
8
9
7
10
11
10. Kamal is driving from city A to city B. He went past a signpost that showed 58
miles to city B. The signpost is 37 miles from city A. After Kamal drove a total of
53 miles, how many more miles does he need to drive to reach city B?
A.
B.
C.
D.
E.
42
43
47
52
54
11. Sasha has some oranges. Malia has 4 more oranges than Sasha. Together they
have 22 oranges. How many oranges does Malia have?
A.
B.
C.
D.
E.
9
13
10
14
15
12. Jimmy has 13 wood blocks. He cut some of them into four pieces each. He now
has 37 pieces. How many wood blocks did Jimmy cut?
A.
B.
C.
D.
E.
4
9
5
11
8
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Grade 3
13.
A.
B.
C.
D.
E.
MathGenius National Contest
March 2016
Critical Thinking Math
In 6 hrs and 30 minutes, the clock will show 3 o’clock. What is the time now?
10:30
9:30
8:30
7:30
6:30
14. Liz takes 9 minutes less than Tiffany to get to school from home. Today, Liz
started at 7:56 at home and reached school at 8:23. If Tiffany reached the school
at 8:17, when did Tiffany leave home?
A.
B.
C.
D.
E.
7:59
7:50
7:44
7:41
7:38
15. Nicole is making patterns with beads. The first one is pink, second one is yellow,
third one is blue, and fourth one is green. The fifth bead is pink, sixth one is yellow,
seventh is one blue, and eighth one is green and so on in the same order. Which
color will be 23rd bead?
A.
B.
C.
D.
E.
Pink
Yellow
Blue
Green
It cannot be determined based on the given information
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Grade 3
16.
MathGenius National Contest
March 2016
Critical Thinking Math
What is the perimeter of the below picture?
8
17
17. Kim, Tim, and Jim found a treasure box that contained some gold nuggets.
They buried half of the nuggets underground and divided the remaining nuggets
evenly among themselves. Jim got 185 gold nuggets. How many nuggets were in
the treasure box?
18. Sara has 62 match sticks. She made a triangle with 6 match sticks on each
side. Then she made a rectangle with 13 match sticks on each longer side. How
many match sticks will be there on each shorter side?
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Grade 3
19.
MathGenius National Contest
March 2016
Critical Thinking Math
How many times does the digit 2 appear in all numbers from 1 to 222?
20. Each letter A, B, C and D in the subtraction below stands for different digits.
What is the value of D?
C B 6 7
7 A A
___________
D C B 8
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