There are four green leaves and 7 brown leaves on the ground. What is the chance of picking brown leaves on the ground?
4/11
7/11
1/7
1/4
2. Multiple Choice
1 minute
1 pt
Divide 240 into three parts in the ratio 2:4:6. What are the parts?
40:80:120
40:80:160
40:80:100
40:80:180
3. Multiple Choice
1 minute
1 pt
A flagpole casts a shadow of 40 at the same time that 3-meter stick beside cast a shadow of 4 meters. What is the height of flagpole?
50 m
47 m
3.15 m
30 m
4. Multiple Choice
1 minute
1 pt
If x is an integer such that 3<x<23, -6<x<16 and 14<x<19, then x is _____________.
22
15
10
18
5. Multiple Choice
1 minute
1 pt
For what value of x will the points (0,-3), (1,-1), (2,x) be collinear?
1
-1
0
3
6. Multiple Choice
1 minute
1 pt
A new overhauled taxi covered a distance of 55 km in the first hour, 65 km in the second hour, 75 km in the third hour, and so on. How far did it cover during the seventh hour?
115 km
120 km
130 km
140 km
7. Multiple Choice
1 minute
1 pt
In an office the ratio of the male employee to female employee is 1:3. If there are 12 male employees, how many employees are there in said office?
24
48
36
16
8. Multiple Choice
1 minute
1 pt
What time after 4:00 will the minute hand and the hour hand of a clock first be in the same position?
12:00:00
4:21:49
4:20:09
4:22:49
9. Multiple Choice
1 minute
1 pt
If x is an even integer and if y is an odd integer, then x² + y² is always _________.
an odd integer
an even integer
a square of an integer
a prime number
10. Multiple Choice
1 minute
1 pt
The zeroes or roots of the function or equation y = x² - x - 6 are?
-3 and 2
-3 and -2
3 and -2
3 and 2
11. Multiple Choice
1 minute
1 pt
How many ordered pairs of integers (x,y) satisfy x²+y²<16?
45
16
9
25
12. Multiple Choice
1 minute
1 pt
If x is an odd number, then which of the following best describes the number represented by x² +2x + x?
It can be odd or even
It must be odd
It must be even
It must be divisible by 3
13. Multiple Choice
1 minute
1 pt
How much is 8.5% of 2,847.84?
242.07
544.07
342.07
442.07
14. Multiple Choice
1 minute
1 pt
What is one-ninth of 3^81?
9^27
3^79
3^9
3^27
15. Multiple Choice
1 minute
1 pt
If 6<a<10 and 8<b<16, what are the possible values of a+b?
a+b must be between 5 and 26
a+b must be between 14 and 26
a+b must be equal to 22
a+b must be between 6 and 16
16. Multiple Choice
1 minute
1 pt
Let N = √( (1/3 + 1/9 + 1/27 + 1/81) + (1/9 + 5/27) ). N is also equal to _____________,
7/9
5/9
1/27
8/9
17. Multiple Choice
1 minute
1 pt
If n = -1,000,000, which of the following is a positive number?
n/4 - n/8
n/2 - n/4
-n (n-100)
n/8 - n/4
18. Multiple Choice
1 minute
1 pt
Find the ratio x : y if x : y : 4/5 = 3/5 : 1/10 : 7/15.
1 : 6
6 : 1
3 : 1
1 : 3
19. Multiple Choice
1 minute
1 pt
For the same amount the number of kilos of sugar that can be bought today to that 3 years ago is 2:3. It can buy 8 kilos now, how many kilos could my money have bought 3 years ago?
11
10 1/2
12
13 1/2
20. Multiple Choice
1 minute
1 pt
In which of the following numerals does the digit 6 means 6000?
261,520
30,652
65,431
206,149
21. Multiple Choice
1 minute
1 pt
In a right triangle, the measure of an acute angle is 3 times as large as the other. What is the measure of each acute angle?
21.5° and 68.5°
22.5° and 67.5°
23.5° and 66.5°
24° and 26°
22. Multiple Choice
1 minute
1 pt
What is the smallest number greater than 1 that leaves a remainder of 1 when divided by any of the integers 5, 6, and 12?
31
43
61
13
23. Multiple Choice
1 minute
1 pt
The reciprocal of 5 plus the reciprocal of 8 is the reciprocal of what number?
3/40
2/13
40/13
13/40
24. Multiple Choice
1 minute
1 pt
What is the simplest form of (8x+4)/4 / (2x+1)?
x
1
-1
0
25. Multiple Choice
1 minute
1 pt
Which combination of the following statements can be used to demonstrate that a is positive? I. a > b II. 0<a<1
Both I alone and II alone
Neither I nor II nor both
I and II taken together but neither taken alone
I alone but not II
26. Multiple Choice
1 minute
1 pt
If a = 5, b = 4 and c = 6, what is the value of (ac-bc) / (a+b+c)?
7/15
4/15
6/15
5/15
27. Multiple Choice
1 minute
1 pt
The absolute value of the difference of the cubes of any two consecutive positive integers is always _________.
an odd integer
an even integer
the cube of an integer
a multiple of 3
28. Multiple Choice
1 minute
1 pt
a + b = 11, b + c = 15 and a + c = 10, what is the value of a + b + c?
18
20
24
36
29. Multiple Choice
1 minute
1 pt
An isosceles triangle has a vertex angle of 58°. What is the measure of each base angle?
62°
61°
64°
63°
30. Multiple Choice
1 minute
1 pt
What is the units digit of the product of the first 1,000 smallest prime numbers?