Thiobacillus: biological oxidation of elemental sulphur.
A, B and C finish a work in 10, 20 and 30 days. A work first day and B second day and C third day thus they work alternatively. They are given 800 Rs. W...
If a dozen apples weigh 1.8 kg in total, how many apples will be there in 3 boxes weighing 23.250 kg each?
The greater of the two numbers whose product is 900 and sum exceeds their difference by 30 is
A box contains 6 blue shirts, 7 yellow shirts and 9 pink shirts. In how many ways can 4 shirts be drawn from the box, if at least one blue shirt, one ye...
The remainder obtained when (47³ + 35³) is divided by 41 is
A trader purchased 132 dozens of mangoes at Rs.475 per dozen and could sell only 125 dozens at Rs.530 per dozen. What is the value of stock of mangoes i...
Solve : (3.2 × 104) ÷ (2 × 105)
In a division sum, the divisor 'd' is 10 times the quotient 'q' and 5 times the remainder 'r'. If r = 46, the dividend will be
`2/5` ___ 15 ___ 115___ 20 ___ 4 = 581