Everyday Math Demystified
1
At a children’s party, 10 kids had juice, 8 kids had cake,and 6 kids had juice & cake. How many kids were there at party
12
14
18
24
17% got this right
12 kids. 6 kids had juice and cake, leaving 2 out of the cake eaters that didn’t have juice. As there were 10 juicers.
2
If the sum of two consecutive even numbers is 166, the smaller number is
82
80
84
86
38% got this right
82+84 = 166 and 80+86 = 166, Since 82 & 84 are consecutive even numbers, so 82 is the smallest number.
3
A bottle costs a dollar more than a cork. Together they cost 110 cents. How much does the bottle cost?
105
100
115
90
27% got this right
The bottle costs 105 cents, and the cork costs 5 cents.
4
What is the next number in the series? 7,645, 5,764, 4,576, ?
6,457
5,764
6,745
7,645
39% got this right
The last digit is moved to the front to make the next number.
5
What mathematical symbols (+,-,X,÷ only) do you have to insert in between the numbers to get the result? 2 4 6 8=28
2 + 4 × 6 - 8
2 + 4 + 6 + 8
2 × 4 - 6 +4
2 × 4 × 6 ÷ 8
30% got this right
2 + 4 × 6 - 8 = 28
6
If the sum of two numbers is 51 and the difference is 13, find the smallest number.
19
16
32
35
33% got this right
32+19=51 and 32-19=13 so smallest number is 19
7
Six times five plus twelve minus five =
37
23
29
91
60% got this right
(6X5)+12-5=37
8
Nine trees are planted in a row at three-foot intervals. How far is it from the first tree to the last tree?
24 feet
27 feet
270 feet
30 feet
31% got this right
Since there are eight intervals, the distance between the first and last one is 8 × 3 = 24 feet.
9
How many cuts are needed to cut a log into eight pieces?
7
4
8
9
34% got this right
7 cuts are required to cut a log into 7 pieces.
10
42% of 36 =?
15.12
0.78
151.2
85.42
59% got this right
42% × 36 = 0.42 x 36 = 15.12
