Question

suppose 2.5 kg weight of rice contain 6.25 x
${10}^{5}$
grains how many grains are these in
i.7.5kg ​

Answer 1

Step-by-step explanation:

Required answer =

$\frac{6.25 \times {10}^{5} }{2.5} \times 7.5 \\ = 6.25 \times {10}^{5} \times 3 \\ = 18.75 \times {10}^{5}$

Answer 2

$= 6.5 \times 10 ^{5} \div 2.5 \times 7.5 \\ = 6.5 \times 10 ^{5} \times 3 \\ = 18.75 \times {10}^{5}$