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Mathematics quizzes
Math IQ test
10 Questions - Developed by:
Akhil
- Developed on:
2014-09-15
- 2.316 taken
Check your maths IQ in this test
1
The 8 digit number M237138N is divisible by both 8 and 11, what are the values of M and N?
M=4, N=8
M=6, N=6
M=8, N=8
M=8, N=4
M=4, N=4
2
What is the probability that a two digit number taken at random is prime?
0.222
0.244
0.255
0.233
0.266
3
In a group of five friends, one of them (X) has a GMAT score equal to the average GMAT score of three others. If the fifth guy (Y) has the same score as the average GMAT score of all the five, which of the following is true?
All of them have the same score except X
X and Y have the same score
All of them have the same score
All of them have the same score except Y
All of them have the same score except X and Y
4
In a team of 11 players, the ratio of players who smoke to those who do not smoke cannot be equal to which of the following?
4.5
0.5
0.1
1.2
0
5
Steven had an average of 70% from four Maths tests. He gave two more tests and his new average was 80%. What was his average after the 5th test?
75%
78%
74.5%
76%
77%
6
The digit-sum of a number is the sum of its digits till a single digit is left. For example 39=3+9=12=1+2=3. So 3 is the digit-sum of 39.
If the digit-sums of all the integers starting from 1 are added, at which integer would the sum of the digit-sums become greater than 2014?
406
402
405
404
403
7
If A/8=D/3=E/4=H/5, and A/3=B/4=F/5 and F/3=G/2=C/3. Which of the following pair denotes the highest and lowest of the 8 numbers respectively?
F, D
C, A
B, E
C, H
G, E
8
The sum of all integers from 1 to 2014 is S. The sum of cubes of all the integers from 1 to 2014 is Q. Which of the following is true?
Q=2014S
Q=2S
Q=S^2014
Q=3S
Q=S^2
9
Mike rents a bike for d number of days. He drives it at a constant rate of k kilometers per day for the first 1/4th rental period, and then 2 kilometers per day for half of the remaining rental period. If he does not drive the bike for the remaining days, his final average distance covered was M kilometers per day for the total rental period. Which of the following is true?
K-4 = 3M
K+4 = 3M
K-3 = 4M
K+3 = 4M
K = 4M
10
Let Set A be the collection of all natural numbers from 1 to 2014. Define the following subsets of A:
Set B = all prime numbers
Set C = all perfect squares
Set D = all even numbers
Which of the following is NOT true?
The sum of the elements of A is a member of set D
Intersection of B and D is not a null set
Sum of all elements of C is 29370
Twice the number of elements of D is 1 less than number of elements of A
Intersection of B and C is a null set
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