Question
Who is appointed as the Chairman of Air India?
Solution
On 14th March, 2022, Natarajan Chandrasekaran, the chairman of Tata Sons, has been officially appointed as the chairman of Air India.
564.932 + 849.029 – 425.08 = 612.095 + ?
44.87% of (39.85 × ?) – 1520.88 0.51 = 1400.8
?% of (128.31 ÷ 15.97 × 75.011) = 419.98
What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)...
- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.) 
 (799.81/64) ÷ (10/799.92) × (129.84/130) = ?
...- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.) 
 What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)...
A boat can travel 30 km upstream and 45 km downstream in 6 hours. Find the speed of the boat in still water if the speed of the stream is 4 km/h.
? = 200.24 + 1077.97 – 14.992