Mass of the Earth is 5.97 × 10^24 kg

Mass of the Earth is 5.97 × 1024 kg and mass of the Moon is 7.35 × 1022 kg. What is the difference of their masses?

Solution:
ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 2 Exponents and Powers Check Your Progress 20

If \left(\frac{9}{4}\right)^{-4} \times\left(\frac{2}{3}\right)^{3}=\left(\frac{p}{q}\right)^{11}, then find the value of \left(\frac{p}{q}\right)^{-2}.

Solution:
ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 2 Exponents and Powers Check Your Progress 19

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