CBSE BOARD X, asked by aminulislam112002, 9 months ago

The mean height of 60 boys and 40 girls is 160 cm. If the average height of the boys is
165 cm, the average height of the girls is :
60 জন ল'ৰা আৰু 40 জনী ছােৱালীৰ গড় উচ্চতা 160 cm। ল’ৰাবিলাকৰ গড় উচ্চতা 165 cm হলে
ছােৱালীবিলাকৰ গড় উচ্চতা হ’ব ঃ
(a) 160 cm.
(b) 155.5 cm
(c) 152.5 cm
(d) 163 cm​

Answers

Answered by francislkd9
5

I not understand the quition

Answered by akumarkone
1

160

please mark me as brainliest

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