From the frequency table- the percentage of families with less than 3 children is x-40 - 100- Find the value of -x-Number of children 0 1 2 3 4Number of families 2 5 11 15 7

The correct option is A 7.2 no. of #160; #160; #160; #160; #160; #160; #160; #160; #160; no.of children #160; ...

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Byju's Answer

Standard VI

Mathematics

Cardinality

From the freq...

Question

From the frequency table, the percentage of families with less than $3$ children is $\frac{x}{40} \times 100$ . Find the value of $^{'} x^{'}$ .
Number of children $0$ $1$ $2$ $3$ $4$
Number of families $2$ $5$ $11$ $15$ $7$

7.2

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Solution

The correct option is A $7.2$
$n o . o f$ $n o . o f$
$c h i l d r e n$ $f a m i l i e s$
$0$ $2$
$1$ $5$
$2$ $11$
$3$ $15$
$4$ $7$
$F a m i l i e s w i t h l e s s t h e n t h r e e c h i l d r e n = 2 + 5 + 11 = 18$
$\frac{x}{40} \times 100 = 18$
$x = \frac{18 \times 40}{100} = 7.2$

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Similar questions

Q. The following table gives the number of children of

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No. of children ( $x$ )	$0$	$1$	$2$	$3$	$4$	$5$
No. of families ( $f$ )	$10$	$21$	$55$	$42$	$15$	$7$

Find the average number of children per family.

The table shows the number of children in each of the 35 families surveyed. Which of the following workings to calculate the percentage of families with more than 3 children is correct?
$\begin{matrix} Number of Children & Tally 2 & | | | | 3 & / | | | | / | | | | 4 & / | | | | | | 5 & / | | | | | | | | 6 & / | | | | | \end{matrix}$

Q. The table show the number of children in each of the

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Q. The number of families with 2,3,4,5,6 children is given below.
Number of families with 2 children = 4
Number of families with 3 children = 10
Number of families with 4 children = 7
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Number of families with 6 children = 6 .
Draw a table using tally marks for the data.

Q. The table shows the number of children in 35 families. How many families have more than 3 children?

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Number of children	$0$	$1$	$2$	$3$	$4$
Number of families	$2$	$5$	$11$	$15$	$7$

From the frequency table, the percentage of families with less than 3 children is x40×100. Find the value of ′x′.Number of children 01234Number of families2511157

The correct option is A 7.2no.of no.ofchildren families0 21 52 113 154 7Families with less then three children=2+5+11=18x40×100=18x=18×40100=7.2

From the frequency table, the percentage of families with less than $3$ children is $\frac{x}{40} \times 100$ . Find the value of $^{'} x^{'}$ .
Number of children $0$ $1$ $2$ $3$ $4$
Number of families $2$ $5$ $11$ $15$ $7$

The correct option is A $7.2$
$n o . o f$ $n o . o f$
$c h i l d r e n$ $f a m i l i e s$
$0$ $2$
$1$ $5$
$2$ $11$
$3$ $15$
$4$ $7$
$F a m i l i e s w i t h l e s s t h e n t h r e e c h i l d r e n = 2 + 5 + 11 = 18$
$\frac{x}{40} \times 100 = 18$
$x = \frac{18 \times 40}{100} = 7.2$