16 .
A driving school claims an average test pass rate of 76.8 percent. What is the least number of pupils required to achieve this result?
A.100
B. 125
C. 150
D.175
View AnswerAns: 125
17 .
A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?
A.59
B. 69
C. 79
D.89
View AnswerAns: 59
18 .
What comes next?
1864 is to 712
3925 is to 514
4859 is to ?
A.317
B. 617
C. 917
D.1217
View AnswerAns: 917
19 .
Which is the odd one out?
heptagon, triangle, hexagon, cube, pentagon
A.triangle
B. hexagon
C. cube
D.pentagon
View AnswerAns: cube
20 .
Which is the odd one out?
Sow
Bull
Buck
Boar
Stallion