[3/7 of {21 * (33.33f (27 + 3) ÷ 5) - 7} - 8] = ?
A). 7
B). 10
C). 15
D). 49
7
NA
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1. Simplified value of \(\frac{{3.47 \times 3.47 - 2.53 \times 2.53}}{{0.94}} - \frac{{25.50}}{{12.75}}\) is
2. The simplified value of $\left[\left(1+\frac{1}{10+\frac{1}{10}}\right) \left(1+\frac{1}{10+\frac{1}{10}}\right)-\left(1-\frac{1}{10+\frac{1}{10}}\right) \left(1-\frac{1}{10+\frac{1}{10}}\right)\right]+\left[\left(1+\frac{1}{10+\frac{1}{10}}\right)\left(1-\frac{1}{10+\frac{1}{10}}\right)\right]$
3. What should come in the place of question mark '?' in the following question? \(1 + \frac{1}{3} + \frac{1}{6} + \frac{1}{5} + \frac{1}{{10}} + \frac{1}{{15}} = ?\)
4. Directions: What approximate value should come in place of (X) in the following questions (Note: You are not expected to calculate the exact value.) 660 × X + 495.85 - 60% of 9650 = 37.5% of 7200
5. What approximate value should come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.) (1501.01 ÷ 98.89)(6.979 × 1.984) = ?
6. Evaluate∶ 76% of 5098 + 52% of 4980 – 13% of 690 – 11% of 1220
7. $\sqrt{64}-\sqrt{36}$ is equal to
8. Find the approximate value of: (90.195 ÷ 2.942 × 121.012 ÷ 3.963)
9. Divide 0.00092 by 0.008
10. What should come in place of question mark (?) in the following question? \(60\% \;of\;20\% \;of\frac{3}{5}th\;of\;\left( ? \right) = 450\)
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