English, asked by Anonymous, 4 months ago

solve the question given in the attachment​

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Answered by ishitasport
3

Answer:

s.a. of all 20 cuboidal tins

area of tin required

S.A.of one tin=[l*b+b*h+l*h]

2[30*40+40*50+30*50]

2[120+2000+1500]

2*4700

9400

s.a. of 20 tins=20*9400

=88000cm^2

1m^2=1m*1m

=100cm*100cm

1m^2=10^4cm^2

=1cm^2=1/10^4m^2

s.a. of 20 tins=188000*1/10^4m^2

18.8m^2

cost of 1m^2 tin=rs.20

cost of 18.8m^2 tin=rs.20*18.8

ans.=Rs.376

please mark me as brainliest if this helped

Answered by Anonymous
33

Answer:

aajao ≥﹏≤

Explanation:

bam-tfqp-med

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