Question
In soil plaque method of soil fertility assessment
developed by Winogradsky, which micro organism is studied?Solution
Azotobacter is studied in soil plaque method of soil fertility assesment
(25.111 % of 200) × 26 ÷ 12.99 – 18.88 × 15.82 + 150.33% of 3√ 4917 = ? – 200
...675 ÷ 15 + 225 – 18 × 6 = ?

420 ÷ 7 + 140 % of 20 + ? × 13 = 18 × 15
81 ÷ 0.09 × 1.4 – 1223=?
(25 + 12) x 6 + 34 = ? + 18
- What will come in place of the question mark (?) in the following questions?
180÷3×2+6=? (13)2 + 6 × (19)2 – 312 × 4 = ?
Simplify the following expressions and choose the correct option.
(3/7) of {350 − [42 ÷ (3/2)]} = ?
44% of 1250 + 46 × 34 = 40% of ? + 1154