In a question, 55+10 = 20 and 45+40 = 49, then 95+70 = ?

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Solution

Given, 55+10 = 20 and 45+40 = 49
Means (5+5) +10 = 20 and (4+5) +40 =49
Similarly,
95+70 = (9+5)+70 = 84

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Similar questions

Find the class marks of classes

30 - 35, 35 - 40

and

40 - 45

in the data below:

Marks	Number of student
$30 - 35$	$5$
$35 - 40$	$8$
$40 - 45$	$15$
$45 - 50$	$20$
$50 - 55$	$5$
$55 - 60$	$4$
$60 - 65$	$4$
$65 - 70$	$2$
$70 - 75$	$3$

Q. Calculate the median from the following data

Rent (in Rs)	$15 - 25$	$25 - 35$	$35 - 45$	$45 - 55$	$55 - 65$	$65 - 75$	$75 - 85$	$85 - 95$
No. of Houses	$8$	$10$	$15$	$25$	$40$	$20$	$15$	$7$

Q. Draw less than and greater than give then find median

Age	$20 - 25$	$25 - 30$	$30 - 35$	$35 - 40$	$40 - 45$	$45 - 50$	$50 - 55$	$55 - 60$	$60 - 65$	$65 - 70$
Cf	$21$	$40$	$90$	$130$	$146$	$166$	$176$	$186$	$195$	$199$

Q. Question 9
The following is the distribution of weights (in kg) of 40 persons.

\begin{matrix} W e i g h t (i n k g) & 40 - 45 & 45 - 50 & 50 - 55 & 55 - 60 & 60 - 65 & 65 - 70 & 70 - 75 & 75 - 80 N u m b e r o f p e r s o n s & 4 & 4 & 13 & 5 & 6 & 5 & 2 & 1 \end{matrix}

Construct a cumulative frequency distribution (of the less than type) table for the data above.

Question 100(ii)

Construct a frequency distribution table for the following weights (in grams) of 35 mangoes, using the equal class intervals, one of them is 40-45 (45 not included):
30, 40, 45, 32, 43, 50, 55, 62, 70, 70, 61, 62, 53, 52, 50, 42, 35, 37,
53, 55, 65, 70, 73, 74, 45, 46, 58, 59, 60, 62, 74, 34, 35, 70, 68
Which weight group has the highest frequency ?

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In a question, 55+10 = 20 and 45+40 = 49, then 95+70 = ?

Given, 55+10 = 20 and 45+40 = 49Means (5+5) +10 = 20 and (4+5) +40 =49Similarly,95+70 = (9+5)+70 = 84

Given, 55+10 = 20 and 45+40 = 49
Means (5+5) +10 = 20 and (4+5) +40 =49
Similarly,
95+70 = (9+5)+70 = 84