(815 / ?) / 100 * 28 * 3 - (815 * 14 * 6)/100 = 1680
A). 2000
B). 3000
C). 4000
D). 6000
2000
NA
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1. What will come in place of '?' in the following question? \(\frac{{4 \times 9 \times 13 \times 28}}{{104 \times 63}} = \sqrt ?\)
2. What will come in the place of question mark (?) in the following question? (5 + 2 – 18/6 + 7) + {(1 + 9 × 7)/8} × [(2 + 3 – 1) + (15 – 4 × 3)] = ?
3. If a - b = 3, a^2 + b^2 = 29 ,find the value of ab.
4. 2 1/3 + 4 1/6 - 2 2/3 - 1 1/2 = 2 ?/3
5. What will come in place of the question mark (?) in the following question? \(\frac{70}{{4}} + \frac{90}{{4}} + \frac{110}{{4}} + \frac{60}{{4}} + \frac{70}{{4}} =\: ?\)
6. What will come in place of '?' in the following question? 84% of 500 - 25% of ? = 350
7. Find the value of $\frac{2}{1+\frac{1}{1-\frac{1}{2}}}\times \frac{3}{\frac{5}{6} of \frac{3}{2}+1\frac{1}{4}}$
8. What will come in the place of the question mark ‘?’ in the following question? 205 × 13 × ? = 16812.5 + 12502.5
9. What approximate value should come in the place of question mark ‘?’ in the following question? (You are not expected to calculate the exact value) 17295.8 ÷ 45.89 × 0.05 = ?
10. The value of 1+[1+1+{1+1+(1+1+2)}] is
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