Unfortunately there were some internet issues today. Let's hope we can continue smoothly from tomorrow 😊
Indexnum
Purchasing power of money reduced by 15% over 5 years. This means price index number will theoretically be -
Purchasing power of money reduced by 15% over 5 years. This means price index number will theoretically be -
Anonymous Quiz
39%
85
34%
117.65
21%
87.89
6%
108.55
Proportion
You have milk A which is 95% pure, and milk B which is 90% pure. You mixed them in some ratio and got a mixture which was 92% pure. In what ratio did you mix them?
You have milk A which is 95% pure, and milk B which is 90% pure. You mixed them in some ratio and got a mixture which was 92% pure. In what ratio did you mix them?
Anonymous Quiz
18%
4:5
35%
5:4
36%
2:3
12%
3:2
CTDisp
A student got 5 numbers, for which he had to calculate SD. He multiplied all the numbers by 6. Then he subtracted 56 from all numbers and finally he divided everything by 1.456. What is his new SD?
A student got 5 numbers, for which he had to calculate SD. He multiplied all the numbers by 6. Then he subtracted 56 from all numbers and finally he divided everything by 1.456. What is his new SD?
Anonymous Quiz
16%
Same as the original
48%
[(Original X 6) - 56]/ 1.456
28%
Original X 4.1209
8%
Cannot be determined
Bloodrel
Pointing to a photo, Mr. X said, "Person in the photo is the paternal grandmother of the daughter of my wife's son" How is the person in photo related to X, assuming heterosexual relationships?
Pointing to a photo, Mr. X said, "Person in the photo is the paternal grandmother of the daughter of my wife's son" How is the person in photo related to X, assuming heterosexual relationships?
Anonymous Quiz
37%
Spouse
21%
Daughter
34%
Mother
7%
Sister
Bloodrel
Talking to X about a photo, Seema said, "You are definitely not the person's son. But that person, who is your parent, is the child of the only sister of my mother's son" How is X related to Seema?
Talking to X about a photo, Seema said, "You are definitely not the person's son. But that person, who is your parent, is the child of the only sister of my mother's son" How is X related to Seema?
Anonymous Quiz
31%
Granddaughter
37%
Cousin
20%
Maternal Aunt
13%
Mother
P&C
How many rectangles of size 2X3 can be formed from an 8X8 chessboard?
How many rectangles of size 2X3 can be formed from an 8X8 chessboard?
Anonymous Quiz
25%
24
41%
84
24%
166
10%
None of the above
equations
In a quadratic equation, if discriminant is negative, product of roots will be -
In a quadratic equation, if discriminant is negative, product of roots will be -
Anonymous Quiz
21%
Real
60%
Imaginary
16%
Depends on the value of roots
3%
None of the above
differentiation
What is the minimum value of the function y=x^2-x+2
?
What is the minimum value of the function y=x^2-x+2
?
Anonymous Quiz
23%
1.35
42%
1.75
27%
2.25
9%
2.5
correlation
In case of non-linear correlation, which of the following will be relatively a better tool to get an idea of the correlation?
In case of non-linear correlation, which of the following will be relatively a better tool to get an idea of the correlation?
Anonymous Quiz
48%
Karl Pearson's Correlation Coefficient
25%
Rank Correlation Coefficient
20%
Scatter Diagram
7%
Standard Deviation
Hello all, I've been away from YouTube for a last few days due to some personal emergencies. However the daily questions will resume from tomorrow and the daily sessions will resume most probably from next week.
We'll also start again with the Additional question bank videos, as a lot of you have been requesting for next questions from Indices and Logarithm😊
We'll also start again with the Additional question bank videos, as a lot of you have been requesting for next questions from Indices and Logarithm😊
Stats
If frequency density of one class is more than frequency density of another class with same class width, select false statement -
If frequency density of one class is more than frequency density of another class with same class width, select false statement -
Anonymous Quiz
17%
Frequency of first class is more
30%
First class will have more area in a histogram
15%
First class will have more height in a histogram
38%
All are true
Indexnum
For a particular product, price index number increased by 50%. If a person can afford to spend maximum 20% extra amount on the product, he should decrease his consumption by -
For a particular product, price index number increased by 50%. If a person can afford to spend maximum 20% extra amount on the product, he should decrease his consumption by -
Anonymous Quiz
38%
20%
22%
15%
31%
16.67%
10%
10%
Sets
If A is a subset of the powerset of B and B is set of numbers, then A will contain -
If A is a subset of the powerset of B and B is set of numbers, then A will contain -
Anonymous Quiz
45%
All numbers from B
39%
Some numbers from B
9%
One or more sets
6%
Set B
Ratios
Salary of A and B was in the same ratio as salary of B and C. If salary of A and C is in the ratio of 4:9, find ratio of A and B's salary
Salary of A and B was in the same ratio as salary of B and C. If salary of A and C is in the ratio of 4:9, find ratio of A and B's salary
Anonymous Quiz
58%
2:3
26%
4:7
12%
3:2
4%
8:5
Integration (Difficult)
A student drew a curve y = 2x - x^2. He wanted to find the area covered by this curve from x = 0 to 2. What is the area?
A student drew a curve y = 2x - x^2. He wanted to find the area covered by this curve from x = 0 to 2. What is the area?
Anonymous Quiz
30%
4/3
38%
3/5
21%
5/2
11%
9/4
P&C
In a bag, there are 10 fruits, of which 2 are rotten. You are taking out the fruits one by one. What is the probability that first 8 fruits you pick will all be good ones?
In a bag, there are 10 fruits, of which 2 are rotten. You are taking out the fruits one by one. What is the probability that first 8 fruits you pick will all be good ones?
Anonymous Quiz
33%
8!/10!
46%
8!*2!/10!
12%
2!7!/10!
9%
8!2!2!/10!