Q. Perform each of the following calculations. Round off your answers to three digits.

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4) Solve the following problems

Q. Perform each of the following calculations. Round off your answers to three digits.

a. (3.26×104) (1.54×106)

b. (8.39×107) (4.53×109)

c)$$8.94 × 10^6\over 4.35 × 10^4$$

d)$$(9.28 × 10^9) (9.9 × 10^{-7})\over (511) (2.98× 10^{-6})$$

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