Question
In a certain code language, ‘PAINT’ is written as
‘16191420’ and ‘DEAF’ is written as ‘4516’. What will be the code for ‘JOKER’ in that code language?Solution
Positional vale of letters. P – 16, A – 1, I – 9, N – 14, T – 20 D – 4, E – 5, A – 1, F – 6 J – 10, O – 15, K – 11, E – 5, R – 18
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