Question

Plz answer the Q no 2 fast

Answer 1

the answer will be option (a)

Explanation:

1.

2×10×0.1=2

2.

3×10×0.2=6

3.

here...a is 7/5=1.4

7-x=3×1.4

x=7-(3×1.4)=3.8 nearly equal to 3.2 and moreover T can't be zero... so option (A)

hope it helps you....