Question

i) Heights of 16 girls of a class,
ii) The group 140- 145
iii)130-135 & 150 - 155 ,135 -140 & 145 - 150 &155 - 160
iv)Heights of 7 Girls

i) Heights of 17 girls of a class,
ii) The group 140 - 145
iii)125-130 & 155 - 160 ,130 - 135 & 150 -155 , 135 - 140 & 145 - 150
iv)Heights of 6 Girls

i) Heights of 11 girls of a class,
ii) The group 140 - 145
iii)125-130 & 155 - 160 ,130 - 135 & 150 -155 , 135 - 140 & 145 - 150
iv)Heights of 5 Girl
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Answer 1

Answer:

The correct option is B 10

The girls having height 145 cm and above will lie in the class intervals

145

−

150

,

159

−

155

and

155

−

160.

Hence, the number of girls having height 145 cm and above are

5

+

4

+

1

=

10

.

Step-by-step explanation:

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