Question
Changu & Mangu can do a work in 20 & 30 days. Both
together start the work. After some days Changu left the work. The rest work done by Mangu in 10 days. After how many days Changu left the work.Solution
The correct answer is C
More Previous year papers Questions
49.99% of 539.99 + 263.98% of 49.99 = ?% of 1608.01
68.98 × 41.03 – (12.33)² + 15.78% of 8398.87 = ? – 40.22
142.07 + 21.89 – (128.12 ÷ 7.81 – 12.09 × 6.98) = ?
What approximate value should come in the place of (?) in the following questions?
3149.21 –1751.73 - ? * 25.25 = 5221.78 – 41...30.05% of 360.05 – 25.15% of 99.99 × 3.02 = ?
15.03% of (619.87 × 7) + (√399.63 × 16.11) ÷ 5 = ?
(23.99)2 – (17.99)2 + (1378.88 + 44.88) ÷ ? = 607.998
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.)
(23.99)2 – (17.99)2 + (1378.98 + 44.99) ÷ ? = 608
