Math, asked by josbuttler63, 1 year ago

please answer question no. 7

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Answered by sripriyavaths
1

Answer:


Step-by-step explanation:

C.s.a of one hole =2* pi *r *h

=2*22/7*28*4

=704cm^2

C.s.a of 25 holes = 704*25

=17600 cm^2

=17600/100

=176 m^2

Cost of painting =176*8

=rupees 4400


josbuttler63: sorry this is wrong
josbuttler63: in my answer book it's ₹1408
josbuttler63: bro please send new answer
sripriyavaths: Sorry the answer is 1408. I typed it wrongly.
Answered by lovelyashonita
4
answer is that Rs. 1408
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