Statistics for Maths 1-4 #3

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Question	Answer	% Correct
Add the two largest of the numbers below together, then subtract it from the sum of the two smallest.	4	100%
If I started at 128 and kept halving it, (not including 128) I would see this digit last.	1	86%
How many people are in a room when you're in a room alone.	1	86%
Only one of its letters is a vowel.	2	86%
How many more vertices of a cube are there than its number of faces?	2	71%
How many numbers satisfy the following conditions: i. Between 23 and 33, ii. Even, iii. Makes a bigger number when the digits are reversed.	3	71%
The eventual result if I added the digits of 9876, and did the same to its result.	3	57%
This number is never the final digit of a prime number.	4	57%
The surface area of a cube is 24. What is its side length?	2	43%
Subtracted quadruple of this number from 8, yields the same result as if you divided it from 12 and changed the sign.	3	43%
The denominator of the result of one half subtract one sixth.	3	43%
Barry says that Harry is wrong. Carrie says that two people are wrong. Gary says that Barry is right. Harry says that Carrie is wrong. How many people are correct?	1	29%
The number of positive integer pairs of (a,b) that solve this equation: 8x + 3y = 26	1	14%
The final digit of 7^7	3	14%
One room has 3 people in it, everyone shakes hands with each person once. A second room has 4 people in it, everyone shakes hands with each person in that room. How many more handshakes happened in total in the second room?	3	14%