12 1/2=25/210 2/3=32/3=2(L B)=2(25/2 32/3)=2(25×3 32×2)2×3. 3×2=2

This question was asked in Ex 2.1, 4

12 1/2=25/2
10 2/3=32/3
=2(L B)
=2(25/2 32/3)
=2(25×3 32×2)
2×3. 3×2
=2(75 64)
6. 6
=2(75 64)
6
=2×139/6
= 139/3
= 46 1/3cm
These are write ans
Class 7 math ch 2 .1 (4) questions ans
Navneet Kaur