A.
25
B.
125
C.
225
D.
325
Answer:
Option D: 325
2. The Fibonacci sequence was invented by?
A.
Euclid
B.
Abu Kamil
C.
Leonardo Pisano
D.
Leonhard Euler
Answer:
Option C: Leonardo Pisano
3. When two numbers have only 1 as the common factor, then they are known as?
A.
Co-Prime numbers
B.
Amicable numbers
C.
Perfect numbers
D.
Twin prime numbers
Answer:
Option A: Co-Prime numbers
4. Which of the following are not co-prime numbers?
A.
13 and 14
B.
21 and 22
C.
1 and 99
D.
21 and 27
Answer:
Option D: 21 and 27
5. A bar graph that shows data in intervals is called?
A.
Line graph
B.
Pareto chart
C.
Histogram
D.
Pie chart
Answer:
Option C: Histogram
6. Which is the formula for inverse variation? [x and y are variables and k is constant.]
A.
x/y = k
B.
xy = k
C.
x = ky
D.
y = kx
Answer:
Option B: xy = k
7. Which is the full form of LCM?
A.
Least Cumulative Multiple
B.
Least Cumulative Mean
C.
Least Common Mean
D.
Least Common Multiple
Answer:
Option D: Least Common Multiple
8. The vertical axis of a graph is called?
A.
x-axis
B.
y-axis
C.
z-axis
D.
a-axis
Answer:
Option B: y-axis
9. The set of all possible outcomes of a random experiment is called?
A.
Event
B.
Result
C.
Sample space
D.
Probability
Answer:
Option C: Sample space
10. Which is the formula for the perimeter of a rectangle?
A.
Length + Breadth
B.
2 x (Length + Breadth)
C.
4 x (Length + Breadth)
D.
(Length x Breadth) / 2
Answer:
Option B: 2 x (Length + Breadth)
11. The difference between the maximum value and the minimum value given in a data set is called?
A.
Range
B.
Variance
C.
Mean
D.
Standard Deviation
Answer:
Option A: Range
12. A positive integer that is equal to the sum of its proper divisors is called?
A.
Ordinal number
B.
Cardinal number
C.
Amicable number
D.
Perfect number
Answer:
Option D: Perfect number