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| Question 1 |
| 5.67 × 10 7 + 7.34 × 10 7 = ? |
| A. | 13.0 × 10 8 | B. | 13.01 × 10 14 |
| C. | 1.301 × 10 8 | D. | 1.301 × 10 7 |
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| Question 2 |
| 8.548 × 10 15 − 2.224 × 10 15 = ? |
| A. | 6.324 × 10 15 | B. | 5.324 × 10 15 |
| C. | 6,324 × 10 14 | D. | 6.024 × 10 0 |
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| Question 3 |
| (4 × 10 4) × (2 × 10 3) = ? |
| A. | 8 × 10 7 | B. | 6 × 10 7 |
| C. | 8 × 10 12 | D. | 8 × 10 1 |
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| Question 4 |
| (6 × 10 5) ÷ (2 × 10 2) = ? |
| A. | 8 × 10 5 | B. | 3 × 10 10 |
| C. | 3 × 10 2.5 | D. | 3 × 10 3 |
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| Question 5 |
| 2.55 × 10 7 + 50,000,000 = ? |
| A. | 7.55 × 10 7 | B. | 3.05 × 10 7 |
| C. | 2.555 × 10 7 | D. | 2.60 × 10 7 |
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| Question 6 |
| 2.55 × 10 7 − 10,000,000 = ? |
| A. | 2.551 × 10 7 | B. | 1.55 × 10 7 |
| C. | 2.54 × 10 7 | D. | 2.45 × 10 7 |
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| Question 7 |
| (4 × 10 4) × 1,000 = ? |
| A. | 4 × 10 7 | B. | 400 × 10 7 |
| C. | 4 × 10 8 | D. | 4 × 10 6 |
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| Question 8 |
| (8.4 × 10 8) ÷ 10,000 = ? |
| A. | 8.0 × 10 8 | B. | 4.4 × 10 8 |
| C. | 8.4 × 10 4 | D. | 8.4 × 10 2 |
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| Question 9 |
| Weight of the Earth is 5.9736 × 10 24 Kg. Mass of the Venus is 4.8685 × 10 24 Kg. What is the combined weight of the Earth and Venus? |
| A. | 10.8421 × 10 26 Kg | B. | 10.8421 × 10 23 Kg |
| C. | 1.08421 × 10 25 Kg | D. | 10.8421 × 10 25 Kg |
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| Question 10 |
| Planet Venus is 1.08 × 10 8 Km away from the Sun and Planet Mercury is 5.79 × 10 7 Km from the Sun. How much farther away is the planet Venus from the Sun as compared to the planet Mercury? |
| A. | 6.21 × 10 7 Km | B. | 5.01 × 10 8 Km |
| C. | 5.10 × 10 7 Km | D. | 5.01 × 10 7 Km |
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