MEDIUM
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Which factor is crucial for the formation of a group?

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Important Questions on Number, Ranking and Time Sequence Test

MEDIUM

Read the following frequency distribution for two series of observations and answer the two items that follow: Series I and Series II is the given frequency.

Class Interval Series- I Series- II
10-20 20 4
20-30 15 8
30-40 10 4
40-50 X 2X
50-60 Y Y
Total 100 100

What is the mode of frequency distribution of Series- II?

EASY
Mode of 3, 4, 5 and x is 5, then x=____
EASY

Consider the following statements:

Statement I : The value of a random variable having the highest frequency is mode.

Statement II : Mode is unique.

Which one of the following is correct in respect of the above statements?

EASY
A started y business. After 4 months from the start of the business, B and C joined. The respective ratio between the investments of A, B and C was  4: 6: 5. If A's share in annual profit was Rs.250 more than C's share, what was the total annual profit earned?
EASY

The modal class of the frequency distribution given below is _____.

Class 0-10 10-20 20-30 30-40 40-50
Frequency 7 15 13 17 10
EASY
The mode of observations 7,12,8,5,6,4,9,10,8,9,7,6,5,9 is
EASY
B starts a business by investing Rs. 20000. After 2 months, D joins business by investing Rs. 55000. At the end of the year, in what ratio will they share the profit?
HARD

Making frequency distribution table from the given cumulative frequency distribution table, find the mode of the data.

Class <10 <20 <30 <40 <50 <60 <70 <80
Frequency 4 16 40 76 96 112 120 125
EASY

The mode of 1, 3, 2, 8, 10, 8, 3, 2, 8, 8 is

EASY
Ama, Kamal, and Ratan start a business. The ratio of their investments is 12 : 4 : 3. If at the end the ratio of their profits is 3 : 16 : 9, what is the ratio of time periods of their investments?
EASY

What is the mode of the given data?

4, 3, 7, 13, 16, 23, 3, 4, 7, 4, 3, 3, 9, 6, 9, 6

EASY
P invests Rs. 9100, for 3 months, Q invests Rs. 6825 for 2 months and R invests Rs. 8190 for 5 months in a business, If the total profit amounts to Rs 4158, How much profit should Q get?
EASY
Which one of the following measures of central tendency will be used to determine the average size of the shoe sold in the shop ?
EASY

Raman and Sanjay started a business by investing 63000 and 42000 respectively. If the total profit at the end of year is 9000, Then what is the share of Raman?

MEDIUM
A and B both starts a business. Amount invested by B is one-third of that invested by A. Three months from the start of the business, A withdrew one-third of his investment and B tripled his investments. If from the total annual profit earned, A receives Rs. 1800 as his share from the profit, what was the total annual profit earned?
MEDIUM

A, B and C undertook work for Rs.80000. Together A and B complete 34 th part of the work. What is the share (in Rs.) of C?

EASY

The mode of the data 5,6,9,10,6,11,4,6,10,4 is _____

EASY

The wickets taken by a bowler in 8 cricket matches are as follows:

3, 2, 0, 1, 6, 2, 1, 2

The mode of the data is

EASY

What is the mode of the following list of numbers :

2, 4, 5, 6, 5, 4, 3, 5, 3, 1 and 7?